possible deadlock in do_ip_setsockopt (3)
5 views
Skip to first unread message
syzbot
Feb 7, 2018, 5:58:04 PM2/7/18
to syzkaller-upst...@googlegroups.com
Hello,
syzbot hit the following crash on upstream commit
a2e5790d841658485d642196dbb0927303d6c22f (Wed Feb 7 06:15:42 2018 +0000)
Merge branch 'akpm' (patches from Andrew)
So far this crash happened 13 times on
https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git/master.
Unfortunately, I don't have any reproducer for this crash yet.
Raw console output is attached.
compiler: gcc (GCC) 7.1.1 20170620
.config is attached.
CC: [da...@davemloft.net kuz...@ms2.inr.ac.ru linux-...@vger.kernel.org
net...@vger.kernel.org yosh...@linux-ipv6.org]
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+8ec519...@syzkaller.appspotmail.com
It will help syzbot understand when the bug is fixed. See footer for
details.
If you forward the report, please keep this part and the footer.
binder: 6179:6194 unknown command 0
binder: 6179:6194 ioctl c0306201 2000bfd0 returned -22
======================================================
WARNING: possible circular locking dependency detected
4.15.0+ #301 Not tainted
------------------------------------------------------
syz-executor1/6214 is trying to acquire lock:
(sk_lock-AF_INET){+.+.}, at: [<0000000001d43ae4>] lock_sock
include/net/sock.h:1463 [inline]
(sk_lock-AF_INET){+.+.}, at: [<0000000001d43ae4>]
do_ip_setsockopt.isra.12+0x1d9/0x3210 net/ipv4/ip_sockglue.c:646
but task is already holding lock:
(rtnl_mutex){+.+.}, at: [<00000000d05f62a9>] rtnl_lock+0x17/0x20
net/core/rtnetlink.c:74
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #2 (rtnl_mutex){+.+.}:
__mutex_lock_common kernel/locking/mutex.c:756 [inline]
__mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893
mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908
rtnl_lock+0x17/0x20 net/core/rtnetlink.c:74
unregister_netdevice_notifier+0x91/0x4e0 net/core/dev.c:1673
clusterip_config_entry_put net/ipv4/netfilter/ipt_CLUSTERIP.c:114
[inline]
clusterip_tg_destroy+0x389/0x6e0
net/ipv4/netfilter/ipt_CLUSTERIP.c:518
cleanup_entry+0x218/0x350 net/ipv4/netfilter/ip_tables.c:654
__do_replace+0x79d/0xa50 net/ipv4/netfilter/ip_tables.c:1089
do_replace net/ipv4/netfilter/ip_tables.c:1145 [inline]
do_ipt_set_ctl+0x40f/0x5f0 net/ipv4/netfilter/ip_tables.c:1675
nf_sockopt net/netfilter/nf_sockopt.c:106 [inline]
nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:115
ip_setsockopt+0x97/0xa0 net/ipv4/ip_sockglue.c:1259
tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2905
sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2975
SYSC_setsockopt net/socket.c:1849 [inline]
SyS_setsockopt+0x189/0x360 net/socket.c:1828
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
-> #1 (&xt[i].mutex){+.+.}:
__mutex_lock_common kernel/locking/mutex.c:756 [inline]
__mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893
mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908
xt_find_table_lock+0x3e/0x3e0 net/netfilter/x_tables.c:1041
xt_request_find_table_lock+0x28/0xc0 net/netfilter/x_tables.c:1088
get_info+0x154/0x690 net/ipv6/netfilter/ip6_tables.c:989
do_ipt_get_ctl+0x159/0xac0 net/ipv4/netfilter/ip_tables.c:1699
nf_sockopt net/netfilter/nf_sockopt.c:104 [inline]
nf_getsockopt+0x6a/0xc0 net/netfilter/nf_sockopt.c:122
ip_getsockopt+0x15c/0x220 net/ipv4/ip_sockglue.c:1571
tcp_getsockopt+0x82/0xd0 net/ipv4/tcp.c:3359
sock_common_getsockopt+0x95/0xd0 net/core/sock.c:2934
SYSC_getsockopt net/socket.c:1880 [inline]
SyS_getsockopt+0x178/0x340 net/socket.c:1862
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
-> #0 (sk_lock-AF_INET){+.+.}:
lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:3920
lock_sock_nested+0xc2/0x110 net/core/sock.c:2777
lock_sock include/net/sock.h:1463 [inline]
do_ip_setsockopt.isra.12+0x1d9/0x3210 net/ipv4/ip_sockglue.c:646
ip_setsockopt+0x3a/0xa0 net/ipv4/ip_sockglue.c:1252
tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2905
sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2975
SYSC_setsockopt net/socket.c:1849 [inline]
SyS_setsockopt+0x189/0x360 net/socket.c:1828
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
other info that might help us debug this:
Chain exists of:
sk_lock-AF_INET --> &xt[i].mutex --> rtnl_mutex
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(rtnl_mutex);
lock(&xt[i].mutex);
lock(rtnl_mutex);
lock(sk_lock-AF_INET);
*** DEADLOCK ***
1 lock held by syz-executor1/6214:
#0: (rtnl_mutex){+.+.}, at: [<00000000d05f62a9>] rtnl_lock+0x17/0x20
net/core/rtnetlink.c:74
stack backtrace:
CPU: 0 PID: 6214 Comm: syz-executor1 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
print_circular_bug.isra.38+0x2cd/0x2dc kernel/locking/lockdep.c:1223
check_prev_add kernel/locking/lockdep.c:1863 [inline]
check_prevs_add kernel/locking/lockdep.c:1976 [inline]
validate_chain kernel/locking/lockdep.c:2417 [inline]
__lock_acquire+0x30a8/0x3e00 kernel/locking/lockdep.c:3431
lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:3920
lock_sock_nested+0xc2/0x110 net/core/sock.c:2777
lock_sock include/net/sock.h:1463 [inline]
do_ip_setsockopt.isra.12+0x1d9/0x3210 net/ipv4/ip_sockglue.c:646
ip_setsockopt+0x3a/0xa0 net/ipv4/ip_sockglue.c:1252
tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2905
sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2975
SYSC_setsockopt net/socket.c:1849 [inline]
SyS_setsockopt+0x189/0x360 net/socket.c:1828
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x453299
RSP: 002b:00007f5a90aa5c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000453299
RDX: 0000000000000027 RSI: 0000000000000000 RDI: 0000000000000013
RBP: 0000000000000522 R08: 000000000000000c R09: 0000000000000000
R10: 000000002022b000 R11: 0000000000000212 R12: 00000000006f6bd0
R13: 00000000ffffffff R14: 00007f5a90aa66d4 R15: 0000000000000000
ieee80211 phy2: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy3: Selected rate control algorithm 'minstrel_ht'
PPPIOCDETACH file->f_count=2
QAT: Invalid ioctl
ieee80211 phy4: Selected rate control algorithm 'minstrel_ht'
QAT: Invalid ioctl
ieee80211 phy5: Selected rate control algorithm 'minstrel_ht'
loop_reread_partitions: partition scan of loop0 (�|
/H�o�^�� &�$ U�� ��_ ��� Z� �>��e�5 U osn&3/ C8Z��\� �0z) failed
(rc=-13)
loop_reread_partitions: partition scan of loop0 () failed (rc=-13)
kauditd_printk_skb: 31 callbacks suppressed
audit: type=1400 audit(1518043220.844:59): avc: denied { map } for
pid=6382 comm="syz-executor0" path="/dev/ashmem" dev="devtmpfs" ino=133
scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023
tcontext=system_u:object_r:device_t:s0 tclass=chr_file permissive=1
loop_reread_partitions: partition scan of loop0 (�|
/H�o�^�� &�$ U�� ��_ ��� Z� �>��e�5 U osn&3/ C8Z��\� �0z) failed
(rc=-13)
audit: type=1400 audit(1518043220.946:60): avc: denied { map_create }
for pid=6399 comm="syz-executor1"
scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023
tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf
permissive=1
loop_reread_partitions: partition scan of loop0 () failed (rc=-13)
ieee80211 phy6: Selected rate control algorithm 'minstrel_ht'
audit: type=1400 audit(1518043220.976:61): avc: denied { map_read
map_write } for pid=6399 comm="syz-executor1"
scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023
tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf
permissive=1
ieee80211 phy7: Selected rate control algorithm 'minstrel_ht'
audit: type=1326 audit(1518043221.160:62): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=202 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:63): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=39 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:64): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=202 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:65): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=16 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:66): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=202 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:67): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=72 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:68): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=202 compat=0 ip=0x453299 code=0x7ffc0000
ieee80211 phy8: Selected rate control algorithm 'minstrel_ht'
QAT: Invalid ioctl
QAT: Invalid ioctl
ieee80211 phy9: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy10: Selected rate control algorithm 'minstrel_ht'
QAT: Invalid ioctl
QAT: Invalid ioctl
ieee80211 phy11: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy12: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy13: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy14: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy15: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy16: Selected rate control algorithm 'minstrel_ht'
binder: 6579:6583 BC_INCREFS_DONE u0000000000000000 node 6 cookie mismatch
0000000000000002 != 0000000000000000
ieee80211 phy17: Selected rate control algorithm 'minstrel_ht'
binder: 6579:6583 DecRefs 0 refcount change on invalid ref 0 ret -22
binder: 6579:6583 Release 1 refcount change on invalid ref 0 ret -22
binder: 6579:6583 ERROR: BC_REGISTER_LOOPER called without request
binder: 6583 RLIMIT_NICE not set
ieee80211 phy18: Selected rate control algorithm 'minstrel_ht'
binder: 6583 RLIMIT_NICE not set
binder: send failed reply for transaction 7 to 6579:6594
ieee80211 phy19: Selected rate control algorithm 'minstrel_ht'
binder: 6579:6583 ioctl c0306201 2000efd0 returned -14
ieee80211 phy20: Selected rate control algorithm 'minstrel_ht'
binder: BINDER_SET_CONTEXT_MGR already set
binder: 6579:6601 ioctl 40046207 0 returned -16
binder: 6579:6583 BC_INCREFS_DONE u0000000000000000 no match
ieee80211 phy21: Selected rate control algorithm 'minstrel_ht'
binder: 6579:6583 DecRefs 0 refcount change on invalid ref 0 ret -22
binder: 6579:6583 Release 1 refcount change on invalid ref 0 ret -22
binder: 6579:6583 ERROR: BC_REGISTER_LOOPER called without request
ieee80211 phy22: Selected rate control algorithm 'minstrel_ht'
binder: 6583 RLIMIT_NICE not set
binder_alloc: 6579: binder_alloc_buf, no vma
binder: 6579:6601 transaction failed 29189/-3, size 0-0 line 2957
ieee80211 phy23: Selected rate control algorithm 'minstrel_ht'
binder: undelivered TRANSACTION_ERROR: 29189
binder: undelivered TRANSACTION_COMPLETE
binder: undelivered TRANSACTION_ERROR: 29201
dccp_close: ABORT with 4294967275 bytes unread
ieee80211 phy24: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy25: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy26: Selected rate control algorithm 'minstrel_ht'
xt_CT: You must specify a L4 protocol, and not use inversions on it.
ieee80211 phy27: Selected rate control algorithm 'minstrel_ht'
xt_CT: You must specify a L4 protocol, and not use inversions on it.
ieee80211 phy28: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy29: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy30: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy31: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy32: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy33: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy34: Selected rate control algorithm 'minstrel_ht'
Cannot find add_set index 0 as target
ieee80211 phy35: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy36: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy37: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy38: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy39: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy40: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy41: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy42: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy43: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy44: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy45: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy46: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy47: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy48: Selected rate control algorithm 'minstrel_ht'
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
ieee80211 phy49: Selected rate control algorithm 'minstrel_ht'
CPU: 0 PID: 6908 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
ieee80211 phy50: Selected rate control algorithm 'minstrel_ht'
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
ieee80211 phy51: Selected rate control algorithm 'minstrel_ht'
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
kmem_cache_alloc+0x47/0x760 mm/slab.c:3539
getname_flags+0xcb/0x580 fs/namei.c:138
getname+0x19/0x20 fs/namei.c:209
do_sys_open+0x2e7/0x6d0 fs/open.c:1053
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
ieee80211 phy52: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy53: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy54: Selected rate control algorithm 'minstrel_ht'
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ieee80211 phy55: Selected rate control algorithm 'minstrel_ht'
CPU: 0 PID: 6949 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
ieee80211 phy56: Selected rate control algorithm 'minstrel_ht'
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
kmem_cache_alloc+0x47/0x760 mm/slab.c:3539
kmem_cache_zalloc include/linux/slab.h:691 [inline]
get_empty_filp+0xfb/0x4f0 fs/file_table.c:122
path_openat+0xed/0x3530 fs/namei.c:3495
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
do_sys_open+0x502/0x6d0 fs/open.c:1059
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ieee80211 phy57: Selected rate control algorithm 'minstrel_ht'
CPU: 1 PID: 6984 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
ieee80211 phy58: Selected rate control algorithm 'minstrel_ht'
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
ieee80211 phy59: Selected rate control algorithm 'minstrel_ht'
should_failslab+0xec/0x120 mm/failslab.c:32
ieee80211 phy60: Selected rate control algorithm 'minstrel_ht'
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
kmem_cache_alloc+0x47/0x760 mm/slab.c:3539
kmem_cache_zalloc include/linux/slab.h:691 [inline]
file_alloc_security security/selinux/hooks.c:369 [inline]
selinux_file_alloc_security+0xae/0x190 security/selinux/hooks.c:3454
security_file_alloc+0x6d/0xa0 security/security.c:873
ieee80211 phy61: Selected rate control algorithm 'minstrel_ht'
get_empty_filp+0x189/0x4f0 fs/file_table.c:128
path_openat+0xed/0x3530 fs/namei.c:3495
ieee80211 phy62: Selected rate control algorithm 'minstrel_ht'
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
do_sys_open+0x502/0x6d0 fs/open.c:1059
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
ieee80211 phy63: Selected rate control algorithm 'minstrel_ht'
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 7033 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
ieee80211 phy64: Selected rate control algorithm 'minstrel_ht'
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
ieee80211 phy65: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy66: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy67: Selected rate control algorithm 'minstrel_ht'
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
kmem_cache_alloc_trace+0x4b/0x740 mm/slab.c:3605
ieee80211 phy68: Selected rate control algorithm 'minstrel_ht'
kmalloc include/linux/slab.h:512 [inline]
kzalloc include/linux/slab.h:701 [inline]
sg_add_sfp drivers/scsi/sg.c:2133 [inline]
sg_open+0x55c/0x1180 drivers/scsi/sg.c:328
ieee80211 phy69: Selected rate control algorithm 'minstrel_ht'
chrdev_open+0x257/0x730 fs/char_dev.c:417
do_dentry_open+0x667/0xd40 fs/open.c:752
vfs_open+0x107/0x220 fs/open.c:866
do_last fs/namei.c:3378 [inline]
path_openat+0x1151/0x3530 fs/namei.c:3518
ieee80211 phy70: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy71: Selected rate control algorithm 'minstrel_ht'
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
ieee80211 phy72: Selected rate control algorithm 'minstrel_ht'
do_sys_open+0x502/0x6d0 fs/open.c:1059
ieee80211 phy73: Selected rate control algorithm 'minstrel_ht'
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
ieee80211 phy74: Selected rate control algorithm 'minstrel_ht'
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
ieee80211 phy75: Selected rate control algorithm 'minstrel_ht'
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ieee80211 phy76: Selected rate control algorithm 'minstrel_ht'
CPU: 0 PID: 7086 Comm: syz-executor6 Not tainted 4.15.0+ #301
ieee80211 phy77: Selected rate control algorithm 'minstrel_ht'
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
ieee80211 phy78: Selected rate control algorithm 'minstrel_ht'
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
ieee80211 phy79: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy80: Selected rate control algorithm 'minstrel_ht'
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
kmem_cache_alloc_trace+0x4b/0x740 mm/slab.c:3605
kmalloc include/linux/slab.h:512 [inline]
kzalloc include/linux/slab.h:701 [inline]
sg_add_sfp drivers/scsi/sg.c:2133 [inline]
sg_open+0x55c/0x1180 drivers/scsi/sg.c:328
ieee80211 phy81: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy82: Selected rate control algorithm 'minstrel_ht'
chrdev_open+0x257/0x730 fs/char_dev.c:417
do_dentry_open+0x667/0xd40 fs/open.c:752
vfs_open+0x107/0x220 fs/open.c:866
ieee80211 phy83: Selected rate control algorithm 'minstrel_ht'
do_last fs/namei.c:3378 [inline]
path_openat+0x1151/0x3530 fs/namei.c:3518
ieee80211 phy84: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy85: Selected rate control algorithm 'minstrel_ht'
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
ieee80211 phy86: Selected rate control algorithm 'minstrel_ht'
do_sys_open+0x502/0x6d0 fs/open.c:1059
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ieee80211 phy87: Selected rate control algorithm 'minstrel_ht'
CPU: 0 PID: 7127 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
__do_kmalloc mm/slab.c:3703 [inline]
__kmalloc+0x63/0x760 mm/slab.c:3714
kmalloc include/linux/slab.h:517 [inline]
kzalloc include/linux/slab.h:701 [inline]
sg_build_sgat drivers/scsi/sg.c:1841 [inline]
sg_build_indirect.isra.15+0x8a/0x5b0 drivers/scsi/sg.c:1868
sg_build_reserve+0x86/0xb0 drivers/scsi/sg.c:1999
sg_add_sfp drivers/scsi/sg.c:2162 [inline]
sg_open+0xac3/0x1180 drivers/scsi/sg.c:328
chrdev_open+0x257/0x730 fs/char_dev.c:417
do_dentry_open+0x667/0xd40 fs/open.c:752
vfs_open+0x107/0x220 fs/open.c:866
do_last fs/namei.c:3378 [inline]
path_openat+0x1151/0x3530 fs/namei.c:3518
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
do_sys_open+0x502/0x6d0 fs/open.c:1059
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
ieee80211 phy88: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy89: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy90: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy91: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy92: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy93: Selected rate control algorithm 'minstrel_ht'
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ieee80211 phy94: Selected rate control algorithm 'minstrel_ht'
CPU: 0 PID: 7151 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
ieee80211 phy95: Selected rate control algorithm 'minstrel_ht'
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
ieee80211 phy96: Selected rate control algorithm 'minstrel_ht'
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
ieee80211 phy97: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy98: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy99: Selected rate control algorithm 'minstrel_ht'
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
__do_kmalloc mm/slab.c:3703 [inline]
__kmalloc+0x63/0x760 mm/slab.c:3714
kmalloc include/linux/slab.h:517 [inline]
kzalloc include/linux/slab.h:701 [inline]
sg_build_sgat drivers/scsi/sg.c:1841 [inline]
sg_build_indirect.isra.15+0x8a/0x5b0 drivers/scsi/sg.c:1868
sg_build_reserve+0x86/0xb0 drivers/scsi/sg.c:1999
sg_add_sfp drivers/scsi/sg.c:2162 [inline]
sg_open+0xac3/0x1180 drivers/scsi/sg.c:328
chrdev_open+0x257/0x730 fs/char_dev.c:417
do_dentry_open+0x667/0xd40 fs/open.c:752
vfs_open+0x107/0x220 fs/open.c:866
do_last fs/namei.c:3378 [inline]
path_openat+0x1151/0x3530 fs/namei.c:3518
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
do_sys_open+0x502/0x6d0 fs/open.c:1059
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
ieee80211 phy100: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy101: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy102: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy103: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy104: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy105: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy106: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy107: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy108: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy109: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy110: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy111: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy112: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy113: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy114: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy115: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy116: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy117: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy118: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy119: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy120: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy121: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy122: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy123: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy124: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy125: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy126: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy127: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy128: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy129: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy130: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy131: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy132: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy133: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy134: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy135: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy136: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy137: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy138: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy139: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy140: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy141: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy142: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy143: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy144: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy145: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy146: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy147: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy148: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy149: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy150: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy151: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy152: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy153: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy154: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy155: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy156: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy157: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy158: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy159: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy160: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy161: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy162: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy163: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy164: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy165: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy166: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy167: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy168: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy169: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy170: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy171: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy172: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy173: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy174: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy175: Selected rate control algorithm 'minstrel_ht'
binder: 7546:7552 ioctl c0605345 206a6fa4 returned -22
ieee80211 phy176: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy177: Selected rate control algorithm 'minstrel_ht'
binder: 7546:7552 ioctl c0605345 206a6fa4 returned -22
ieee80211 phy178: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy179: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy180: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy181: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy182: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy183: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy184: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy185: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy186: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy187: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy188: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy189: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy190: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy191: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy192: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy193: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy194: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy195: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy196: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy197: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy198: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy199: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy200: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy201: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy202: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy203: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy204: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy205: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy206: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy207: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy208: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy209: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy210: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy211: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy212: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy213: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy214: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy215: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy216: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy217: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy218: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy219: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy220: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy221: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy222: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy223: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy224: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy225: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy226: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy227: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy228: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy229: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy230: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy231: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy232: Selected rate control algorithm 'minstrel_ht'
---
This bug is generated by a dumb bot. It may contain errors.
See https://goo.gl/tpsmEJ for details.
Direct all questions to syzk...@googlegroups.com.
syzbot will keep track of this bug report.
If you forgot to add the Reported-by tag, once the fix for this bug is
merged
into any tree, please reply to this email with:
#syz fix: exact-commit-title
To mark this as a duplicate of another syzbot report, please reply with:
#syz dup: exact-subject-of-another-report
If it's a one-off invalid bug report, please reply with:
#syz invalid
Note: if the crash happens again, it will cause creation of a new bug
report.
Note: all commands must start from beginning of the line in the email body.
To upstream this report, please reply with:
#syz upstream
syzbot hit the following crash on upstream commit
a2e5790d841658485d642196dbb0927303d6c22f (Wed Feb 7 06:15:42 2018 +0000)
Merge branch 'akpm' (patches from Andrew)
So far this crash happened 13 times on
https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git/master.
Unfortunately, I don't have any reproducer for this crash yet.
Raw console output is attached.
compiler: gcc (GCC) 7.1.1 20170620
.config is attached.
CC: [da...@davemloft.net kuz...@ms2.inr.ac.ru linux-...@vger.kernel.org
net...@vger.kernel.org yosh...@linux-ipv6.org]
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+8ec519...@syzkaller.appspotmail.com
It will help syzbot understand when the bug is fixed. See footer for
details.
If you forward the report, please keep this part and the footer.
binder: 6179:6194 unknown command 0
binder: 6179:6194 ioctl c0306201 2000bfd0 returned -22
======================================================
WARNING: possible circular locking dependency detected
4.15.0+ #301 Not tainted
------------------------------------------------------
syz-executor1/6214 is trying to acquire lock:
(sk_lock-AF_INET){+.+.}, at: [<0000000001d43ae4>] lock_sock
include/net/sock.h:1463 [inline]
(sk_lock-AF_INET){+.+.}, at: [<0000000001d43ae4>]
do_ip_setsockopt.isra.12+0x1d9/0x3210 net/ipv4/ip_sockglue.c:646
but task is already holding lock:
(rtnl_mutex){+.+.}, at: [<00000000d05f62a9>] rtnl_lock+0x17/0x20
net/core/rtnetlink.c:74
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #2 (rtnl_mutex){+.+.}:
__mutex_lock_common kernel/locking/mutex.c:756 [inline]
__mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893
mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908
rtnl_lock+0x17/0x20 net/core/rtnetlink.c:74
unregister_netdevice_notifier+0x91/0x4e0 net/core/dev.c:1673
clusterip_config_entry_put net/ipv4/netfilter/ipt_CLUSTERIP.c:114
[inline]
clusterip_tg_destroy+0x389/0x6e0
net/ipv4/netfilter/ipt_CLUSTERIP.c:518
cleanup_entry+0x218/0x350 net/ipv4/netfilter/ip_tables.c:654
__do_replace+0x79d/0xa50 net/ipv4/netfilter/ip_tables.c:1089
do_replace net/ipv4/netfilter/ip_tables.c:1145 [inline]
do_ipt_set_ctl+0x40f/0x5f0 net/ipv4/netfilter/ip_tables.c:1675
nf_sockopt net/netfilter/nf_sockopt.c:106 [inline]
nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:115
ip_setsockopt+0x97/0xa0 net/ipv4/ip_sockglue.c:1259
tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2905
sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2975
SYSC_setsockopt net/socket.c:1849 [inline]
SyS_setsockopt+0x189/0x360 net/socket.c:1828
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
-> #1 (&xt[i].mutex){+.+.}:
__mutex_lock_common kernel/locking/mutex.c:756 [inline]
__mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893
mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908
xt_find_table_lock+0x3e/0x3e0 net/netfilter/x_tables.c:1041
xt_request_find_table_lock+0x28/0xc0 net/netfilter/x_tables.c:1088
get_info+0x154/0x690 net/ipv6/netfilter/ip6_tables.c:989
do_ipt_get_ctl+0x159/0xac0 net/ipv4/netfilter/ip_tables.c:1699
nf_sockopt net/netfilter/nf_sockopt.c:104 [inline]
nf_getsockopt+0x6a/0xc0 net/netfilter/nf_sockopt.c:122
ip_getsockopt+0x15c/0x220 net/ipv4/ip_sockglue.c:1571
tcp_getsockopt+0x82/0xd0 net/ipv4/tcp.c:3359
sock_common_getsockopt+0x95/0xd0 net/core/sock.c:2934
SYSC_getsockopt net/socket.c:1880 [inline]
SyS_getsockopt+0x178/0x340 net/socket.c:1862
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
-> #0 (sk_lock-AF_INET){+.+.}:
lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:3920
lock_sock_nested+0xc2/0x110 net/core/sock.c:2777
lock_sock include/net/sock.h:1463 [inline]
do_ip_setsockopt.isra.12+0x1d9/0x3210 net/ipv4/ip_sockglue.c:646
ip_setsockopt+0x3a/0xa0 net/ipv4/ip_sockglue.c:1252
tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2905
sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2975
SYSC_setsockopt net/socket.c:1849 [inline]
SyS_setsockopt+0x189/0x360 net/socket.c:1828
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
other info that might help us debug this:
Chain exists of:
sk_lock-AF_INET --> &xt[i].mutex --> rtnl_mutex
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(rtnl_mutex);
lock(&xt[i].mutex);
lock(rtnl_mutex);
lock(sk_lock-AF_INET);
*** DEADLOCK ***
1 lock held by syz-executor1/6214:
#0: (rtnl_mutex){+.+.}, at: [<00000000d05f62a9>] rtnl_lock+0x17/0x20
net/core/rtnetlink.c:74
stack backtrace:
CPU: 0 PID: 6214 Comm: syz-executor1 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
print_circular_bug.isra.38+0x2cd/0x2dc kernel/locking/lockdep.c:1223
check_prev_add kernel/locking/lockdep.c:1863 [inline]
check_prevs_add kernel/locking/lockdep.c:1976 [inline]
validate_chain kernel/locking/lockdep.c:2417 [inline]
__lock_acquire+0x30a8/0x3e00 kernel/locking/lockdep.c:3431
lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:3920
lock_sock_nested+0xc2/0x110 net/core/sock.c:2777
lock_sock include/net/sock.h:1463 [inline]
do_ip_setsockopt.isra.12+0x1d9/0x3210 net/ipv4/ip_sockglue.c:646
ip_setsockopt+0x3a/0xa0 net/ipv4/ip_sockglue.c:1252
tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2905
sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2975
SYSC_setsockopt net/socket.c:1849 [inline]
SyS_setsockopt+0x189/0x360 net/socket.c:1828
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x453299
RSP: 002b:00007f5a90aa5c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000453299
RDX: 0000000000000027 RSI: 0000000000000000 RDI: 0000000000000013
RBP: 0000000000000522 R08: 000000000000000c R09: 0000000000000000
R10: 000000002022b000 R11: 0000000000000212 R12: 00000000006f6bd0
R13: 00000000ffffffff R14: 00007f5a90aa66d4 R15: 0000000000000000
ieee80211 phy2: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy3: Selected rate control algorithm 'minstrel_ht'
PPPIOCDETACH file->f_count=2
QAT: Invalid ioctl
ieee80211 phy4: Selected rate control algorithm 'minstrel_ht'
QAT: Invalid ioctl
ieee80211 phy5: Selected rate control algorithm 'minstrel_ht'
loop_reread_partitions: partition scan of loop0 (�|
/H�o�^�� &�$ U�� ��_ ��� Z� �>��e�5 U osn&3/ C8Z��\� �0z) failed
(rc=-13)
loop_reread_partitions: partition scan of loop0 () failed (rc=-13)
kauditd_printk_skb: 31 callbacks suppressed
audit: type=1400 audit(1518043220.844:59): avc: denied { map } for
pid=6382 comm="syz-executor0" path="/dev/ashmem" dev="devtmpfs" ino=133
scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023
tcontext=system_u:object_r:device_t:s0 tclass=chr_file permissive=1
loop_reread_partitions: partition scan of loop0 (�|
/H�o�^�� &�$ U�� ��_ ��� Z� �>��e�5 U osn&3/ C8Z��\� �0z) failed
(rc=-13)
audit: type=1400 audit(1518043220.946:60): avc: denied { map_create }
for pid=6399 comm="syz-executor1"
scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023
tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf
permissive=1
loop_reread_partitions: partition scan of loop0 () failed (rc=-13)
ieee80211 phy6: Selected rate control algorithm 'minstrel_ht'
audit: type=1400 audit(1518043220.976:61): avc: denied { map_read
map_write } for pid=6399 comm="syz-executor1"
scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023
tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf
permissive=1
ieee80211 phy7: Selected rate control algorithm 'minstrel_ht'
audit: type=1326 audit(1518043221.160:62): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=202 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:63): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=39 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:64): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=202 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:65): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=16 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:66): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=202 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:67): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=72 compat=0 ip=0x453299 code=0x7ffc0000
audit: type=1326 audit(1518043221.160:68): auid=4294967295 uid=0 gid=0
ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6451
comm="syz-executor4" exe="/root/syz-executor4" sig=0 arch=c000003e
syscall=202 compat=0 ip=0x453299 code=0x7ffc0000
ieee80211 phy8: Selected rate control algorithm 'minstrel_ht'
QAT: Invalid ioctl
QAT: Invalid ioctl
ieee80211 phy9: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy10: Selected rate control algorithm 'minstrel_ht'
QAT: Invalid ioctl
QAT: Invalid ioctl
ieee80211 phy11: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy12: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy13: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy14: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy15: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy16: Selected rate control algorithm 'minstrel_ht'
binder: 6579:6583 BC_INCREFS_DONE u0000000000000000 node 6 cookie mismatch
0000000000000002 != 0000000000000000
ieee80211 phy17: Selected rate control algorithm 'minstrel_ht'
binder: 6579:6583 DecRefs 0 refcount change on invalid ref 0 ret -22
binder: 6579:6583 Release 1 refcount change on invalid ref 0 ret -22
binder: 6579:6583 ERROR: BC_REGISTER_LOOPER called without request
binder: 6583 RLIMIT_NICE not set
ieee80211 phy18: Selected rate control algorithm 'minstrel_ht'
binder: 6583 RLIMIT_NICE not set
binder: send failed reply for transaction 7 to 6579:6594
ieee80211 phy19: Selected rate control algorithm 'minstrel_ht'
binder: 6579:6583 ioctl c0306201 2000efd0 returned -14
ieee80211 phy20: Selected rate control algorithm 'minstrel_ht'
binder: BINDER_SET_CONTEXT_MGR already set
binder: 6579:6601 ioctl 40046207 0 returned -16
binder: 6579:6583 BC_INCREFS_DONE u0000000000000000 no match
ieee80211 phy21: Selected rate control algorithm 'minstrel_ht'
binder: 6579:6583 DecRefs 0 refcount change on invalid ref 0 ret -22
binder: 6579:6583 Release 1 refcount change on invalid ref 0 ret -22
binder: 6579:6583 ERROR: BC_REGISTER_LOOPER called without request
ieee80211 phy22: Selected rate control algorithm 'minstrel_ht'
binder: 6583 RLIMIT_NICE not set
binder_alloc: 6579: binder_alloc_buf, no vma
binder: 6579:6601 transaction failed 29189/-3, size 0-0 line 2957
ieee80211 phy23: Selected rate control algorithm 'minstrel_ht'
binder: undelivered TRANSACTION_ERROR: 29189
binder: undelivered TRANSACTION_COMPLETE
binder: undelivered TRANSACTION_ERROR: 29201
dccp_close: ABORT with 4294967275 bytes unread
ieee80211 phy24: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy25: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy26: Selected rate control algorithm 'minstrel_ht'
xt_CT: You must specify a L4 protocol, and not use inversions on it.
ieee80211 phy27: Selected rate control algorithm 'minstrel_ht'
xt_CT: You must specify a L4 protocol, and not use inversions on it.
ieee80211 phy28: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy29: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy30: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy31: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy32: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy33: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy34: Selected rate control algorithm 'minstrel_ht'
Cannot find add_set index 0 as target
ieee80211 phy35: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy36: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy37: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy38: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy39: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy40: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy41: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy42: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy43: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy44: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy45: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy46: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy47: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy48: Selected rate control algorithm 'minstrel_ht'
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
ieee80211 phy49: Selected rate control algorithm 'minstrel_ht'
CPU: 0 PID: 6908 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
ieee80211 phy50: Selected rate control algorithm 'minstrel_ht'
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
ieee80211 phy51: Selected rate control algorithm 'minstrel_ht'
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
kmem_cache_alloc+0x47/0x760 mm/slab.c:3539
getname_flags+0xcb/0x580 fs/namei.c:138
getname+0x19/0x20 fs/namei.c:209
do_sys_open+0x2e7/0x6d0 fs/open.c:1053
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
ieee80211 phy52: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy53: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy54: Selected rate control algorithm 'minstrel_ht'
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ieee80211 phy55: Selected rate control algorithm 'minstrel_ht'
CPU: 0 PID: 6949 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
ieee80211 phy56: Selected rate control algorithm 'minstrel_ht'
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
kmem_cache_alloc+0x47/0x760 mm/slab.c:3539
kmem_cache_zalloc include/linux/slab.h:691 [inline]
get_empty_filp+0xfb/0x4f0 fs/file_table.c:122
path_openat+0xed/0x3530 fs/namei.c:3495
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
do_sys_open+0x502/0x6d0 fs/open.c:1059
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ieee80211 phy57: Selected rate control algorithm 'minstrel_ht'
CPU: 1 PID: 6984 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
ieee80211 phy58: Selected rate control algorithm 'minstrel_ht'
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
ieee80211 phy59: Selected rate control algorithm 'minstrel_ht'
should_failslab+0xec/0x120 mm/failslab.c:32
ieee80211 phy60: Selected rate control algorithm 'minstrel_ht'
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
kmem_cache_alloc+0x47/0x760 mm/slab.c:3539
kmem_cache_zalloc include/linux/slab.h:691 [inline]
file_alloc_security security/selinux/hooks.c:369 [inline]
selinux_file_alloc_security+0xae/0x190 security/selinux/hooks.c:3454
security_file_alloc+0x6d/0xa0 security/security.c:873
ieee80211 phy61: Selected rate control algorithm 'minstrel_ht'
get_empty_filp+0x189/0x4f0 fs/file_table.c:128
path_openat+0xed/0x3530 fs/namei.c:3495
ieee80211 phy62: Selected rate control algorithm 'minstrel_ht'
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
do_sys_open+0x502/0x6d0 fs/open.c:1059
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
ieee80211 phy63: Selected rate control algorithm 'minstrel_ht'
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 7033 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
ieee80211 phy64: Selected rate control algorithm 'minstrel_ht'
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
ieee80211 phy65: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy66: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy67: Selected rate control algorithm 'minstrel_ht'
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
kmem_cache_alloc_trace+0x4b/0x740 mm/slab.c:3605
ieee80211 phy68: Selected rate control algorithm 'minstrel_ht'
kmalloc include/linux/slab.h:512 [inline]
kzalloc include/linux/slab.h:701 [inline]
sg_add_sfp drivers/scsi/sg.c:2133 [inline]
sg_open+0x55c/0x1180 drivers/scsi/sg.c:328
ieee80211 phy69: Selected rate control algorithm 'minstrel_ht'
chrdev_open+0x257/0x730 fs/char_dev.c:417
do_dentry_open+0x667/0xd40 fs/open.c:752
vfs_open+0x107/0x220 fs/open.c:866
do_last fs/namei.c:3378 [inline]
path_openat+0x1151/0x3530 fs/namei.c:3518
ieee80211 phy70: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy71: Selected rate control algorithm 'minstrel_ht'
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
ieee80211 phy72: Selected rate control algorithm 'minstrel_ht'
do_sys_open+0x502/0x6d0 fs/open.c:1059
ieee80211 phy73: Selected rate control algorithm 'minstrel_ht'
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
ieee80211 phy74: Selected rate control algorithm 'minstrel_ht'
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
ieee80211 phy75: Selected rate control algorithm 'minstrel_ht'
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ieee80211 phy76: Selected rate control algorithm 'minstrel_ht'
CPU: 0 PID: 7086 Comm: syz-executor6 Not tainted 4.15.0+ #301
ieee80211 phy77: Selected rate control algorithm 'minstrel_ht'
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
ieee80211 phy78: Selected rate control algorithm 'minstrel_ht'
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
ieee80211 phy79: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy80: Selected rate control algorithm 'minstrel_ht'
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
kmem_cache_alloc_trace+0x4b/0x740 mm/slab.c:3605
kmalloc include/linux/slab.h:512 [inline]
kzalloc include/linux/slab.h:701 [inline]
sg_add_sfp drivers/scsi/sg.c:2133 [inline]
sg_open+0x55c/0x1180 drivers/scsi/sg.c:328
ieee80211 phy81: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy82: Selected rate control algorithm 'minstrel_ht'
chrdev_open+0x257/0x730 fs/char_dev.c:417
do_dentry_open+0x667/0xd40 fs/open.c:752
vfs_open+0x107/0x220 fs/open.c:866
ieee80211 phy83: Selected rate control algorithm 'minstrel_ht'
do_last fs/namei.c:3378 [inline]
path_openat+0x1151/0x3530 fs/namei.c:3518
ieee80211 phy84: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy85: Selected rate control algorithm 'minstrel_ht'
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
ieee80211 phy86: Selected rate control algorithm 'minstrel_ht'
do_sys_open+0x502/0x6d0 fs/open.c:1059
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ieee80211 phy87: Selected rate control algorithm 'minstrel_ht'
CPU: 0 PID: 7127 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
__do_kmalloc mm/slab.c:3703 [inline]
__kmalloc+0x63/0x760 mm/slab.c:3714
kmalloc include/linux/slab.h:517 [inline]
kzalloc include/linux/slab.h:701 [inline]
sg_build_sgat drivers/scsi/sg.c:1841 [inline]
sg_build_indirect.isra.15+0x8a/0x5b0 drivers/scsi/sg.c:1868
sg_build_reserve+0x86/0xb0 drivers/scsi/sg.c:1999
sg_add_sfp drivers/scsi/sg.c:2162 [inline]
sg_open+0xac3/0x1180 drivers/scsi/sg.c:328
chrdev_open+0x257/0x730 fs/char_dev.c:417
do_dentry_open+0x667/0xd40 fs/open.c:752
vfs_open+0x107/0x220 fs/open.c:866
do_last fs/namei.c:3378 [inline]
path_openat+0x1151/0x3530 fs/namei.c:3518
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
do_sys_open+0x502/0x6d0 fs/open.c:1059
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
ieee80211 phy88: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy89: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy90: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy91: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy92: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy93: Selected rate control algorithm 'minstrel_ht'
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ieee80211 phy94: Selected rate control algorithm 'minstrel_ht'
CPU: 0 PID: 7151 Comm: syz-executor6 Not tainted 4.15.0+ #301
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS
Google 01/01/2011
ieee80211 phy95: Selected rate control algorithm 'minstrel_ht'
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x194/0x257 lib/dump_stack.c:53
ieee80211 phy96: Selected rate control algorithm 'minstrel_ht'
fail_dump lib/fault-inject.c:51 [inline]
should_fail+0x8c0/0xa40 lib/fault-inject.c:149
ieee80211 phy97: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy98: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy99: Selected rate control algorithm 'minstrel_ht'
should_failslab+0xec/0x120 mm/failslab.c:32
slab_pre_alloc_hook mm/slab.h:422 [inline]
slab_alloc mm/slab.c:3365 [inline]
__do_kmalloc mm/slab.c:3703 [inline]
__kmalloc+0x63/0x760 mm/slab.c:3714
kmalloc include/linux/slab.h:517 [inline]
kzalloc include/linux/slab.h:701 [inline]
sg_build_sgat drivers/scsi/sg.c:1841 [inline]
sg_build_indirect.isra.15+0x8a/0x5b0 drivers/scsi/sg.c:1868
sg_build_reserve+0x86/0xb0 drivers/scsi/sg.c:1999
sg_add_sfp drivers/scsi/sg.c:2162 [inline]
sg_open+0xac3/0x1180 drivers/scsi/sg.c:328
chrdev_open+0x257/0x730 fs/char_dev.c:417
do_dentry_open+0x667/0xd40 fs/open.c:752
vfs_open+0x107/0x220 fs/open.c:866
do_last fs/namei.c:3378 [inline]
path_openat+0x1151/0x3530 fs/namei.c:3518
do_filp_open+0x25b/0x3b0 fs/namei.c:3553
do_sys_open+0x502/0x6d0 fs/open.c:1059
SYSC_open fs/open.c:1077 [inline]
SyS_open+0x2d/0x40 fs/open.c:1072
do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287
entry_SYSCALL_64_after_hwframe+0x26/0x9b
RIP: 0033:0x40d591
RSP: 002b:00007fd2befea780 EFLAGS: 00000293 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 000000000040d591
RDX: 0000000000000000 RSI: 0000000000004001 RDI: 00007fd2befea830
RBP: 0000000000000627 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000a R11: 0000000000000293 R12: 00000000006f8448
R13: 0000000000000014 R14: 00007fd2befeb6d4 R15: ffffffffffffffff
ieee80211 phy100: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy101: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy102: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy103: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy104: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy105: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy106: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy107: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy108: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy109: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy110: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy111: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy112: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy113: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy114: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy115: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy116: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy117: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy118: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy119: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy120: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy121: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy122: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy123: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy124: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy125: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy126: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy127: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy128: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy129: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy130: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy131: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy132: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy133: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy134: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy135: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy136: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy137: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy138: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy139: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy140: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy141: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy142: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy143: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy144: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy145: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy146: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy147: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy148: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy149: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy150: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy151: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy152: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy153: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy154: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy155: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy156: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy157: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy158: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy159: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy160: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy161: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy162: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy163: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy164: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy165: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy166: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy167: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy168: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy169: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy170: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy171: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy172: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy173: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy174: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy175: Selected rate control algorithm 'minstrel_ht'
binder: 7546:7552 ioctl c0605345 206a6fa4 returned -22
ieee80211 phy176: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy177: Selected rate control algorithm 'minstrel_ht'
binder: 7546:7552 ioctl c0605345 206a6fa4 returned -22
ieee80211 phy178: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy179: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy180: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy181: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy182: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy183: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy184: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy185: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy186: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy187: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy188: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy189: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy190: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy191: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy192: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy193: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy194: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy195: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy196: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy197: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy198: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy199: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy200: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy201: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy202: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy203: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy204: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy205: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy206: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy207: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy208: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy209: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy210: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy211: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy212: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy213: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy214: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy215: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy216: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy217: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy218: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy219: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy220: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy221: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy222: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy223: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy224: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy225: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy226: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy227: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy228: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy229: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy230: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy231: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy232: Selected rate control algorithm 'minstrel_ht'
---
This bug is generated by a dumb bot. It may contain errors.
See https://goo.gl/tpsmEJ for details.
Direct all questions to syzk...@googlegroups.com.
syzbot will keep track of this bug report.
If you forgot to add the Reported-by tag, once the fix for this bug is
merged
into any tree, please reply to this email with:
#syz fix: exact-commit-title
To mark this as a duplicate of another syzbot report, please reply with:
#syz dup: exact-subject-of-another-report
If it's a one-off invalid bug report, please reply with:
#syz invalid
Note: if the crash happens again, it will cause creation of a new bug
report.
Note: all commands must start from beginning of the line in the email body.
To upstream this report, please reply with:
#syz upstream
Dmitry Vyukov
Feb 11, 2018, 3:37:46 AM2/11/18
to syzbot, 'Dmitry Vyukov' via syzkaller-upstream-moderation
#syz fix: netfilter: drop outermost socket lock in getsockopt()
> --
> You received this message because you are subscribed to the Google Groups
> "syzkaller-upstream-moderation" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to syzkaller-upstream-m...@googlegroups.com.
> To post to this group, send email to
> syzkaller-upst...@googlegroups.com.
> To view this discussion on the web visit
> https://groups.google.com/d/msgid/syzkaller-upstream-moderation/94eb2c1885de2df83d0564a73a57%40google.com.
> For more options, visit https://groups.google.com/d/optout.
> You received this message because you are subscribed to the Google Groups
> "syzkaller-upstream-moderation" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to syzkaller-upstream-m...@googlegroups.com.
> To post to this group, send email to
> syzkaller-upst...@googlegroups.com.
> To view this discussion on the web visit
> https://groups.google.com/d/msgid/syzkaller-upstream-moderation/94eb2c1885de2df83d0564a73a57%40google.com.
> For more options, visit https://groups.google.com/d/optout.
Reply all
Reply to author
Forward
0 new messages