[syzbot] WARNING in carl9170_usb_send_rx_irq_urb/usb_submit_urb
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syzbot
Mar 5, 2021, 9:16:18 AM3/5/21
to andre...@google.com, chun...@googlemail.com, da...@davemloft.net, ku...@kernel.org, kv...@codeaurora.org, linux-...@vger.kernel.org, linu...@vger.kernel.org, linux-w...@vger.kernel.org, net...@vger.kernel.org, syzkall...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: fe07bfda Linux 5.12-rc1
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
console output: https://syzkaller.appspot.com/x/log.txt?x=12020056d00000
kernel config: https://syzkaller.appspot.com/x/.config?x=fd36f4f4a84d245c
dashboard link: https://syzkaller.appspot.com/bug?extid=0ae4804973be759fa420
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=111b8c42d00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=131dcb7f500000
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+0ae480...@syzkaller.appspotmail.com
usb 1-1: reset high-speed USB device number 2 using dummy_hcd
usb 1-1: device descriptor read/64, error -71
usb 1-1: Using ep0 maxpacket: 8
usb 1-1: driver API: 1.9.9 2016-02-15 [1-1]
usb 1-1: firmware API: 1.9.6 2012-07-07
------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 1 PID: 32 at drivers/usb/core/urb.c:493 usb_submit_urb+0xd27/0x1540 drivers/usb/core/urb.c:493
Modules linked in:
CPU: 1 PID: 32 Comm: kworker/1:1 Not tainted 5.12.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events request_firmware_work_func
RIP: 0010:usb_submit_urb+0xd27/0x1540 drivers/usb/core/urb.c:493
Code: 84 d4 02 00 00 e8 69 99 b8 fd 4c 89 ef e8 d1 cd 1c ff 41 89 d8 44 89 e1 4c 89 f2 48 89 c6 48 c7 c7 00 02 62 86 e8 39 e9 fa 01 <0f> 0b e9 81 f8 ff ff e8 3d 99 b8 fd 48 81 c5 30 06 00 00 e9 ad f7
RSP: 0018:ffffc900001f7bb0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
RDX: ffff8881008e0000 RSI: ffffffff812964e3 RDI: fffff5200003ef68
RBP: ffff888116f510a0 R08: 0000000000000001 R09: 0000000000000000
R10: ffffffff8149dffb R11: 0000000000000000 R12: 0000000000000001
R13: ffff888116f500a0 R14: ffff8881057a4000 R15: ffff88810256d300
FS: 0000000000000000(0000) GS:ffff8881f6b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb73282f000 CR3: 0000000105642000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
carl9170_usb_send_rx_irq_urb+0x273/0x340 drivers/net/wireless/ath/carl9170/usb.c:504
carl9170_usb_init_device drivers/net/wireless/ath/carl9170/usb.c:939 [inline]
carl9170_usb_firmware_finish drivers/net/wireless/ath/carl9170/usb.c:999 [inline]
carl9170_usb_firmware_step2+0x1b9/0x290 drivers/net/wireless/ath/carl9170/usb.c:1028
request_firmware_work_func+0x12c/0x230 drivers/base/firmware_loader/main.c:1079
process_one_work+0x98d/0x1580 kernel/workqueue.c:2275
worker_thread+0x64c/0x1120 kernel/workqueue.c:2421
kthread+0x38c/0x460 kernel/kthread.c:292
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot can test patches for this issue, for details see:
https://goo.gl/tpsmEJ#testing-patches
syzbot found the following issue on:
HEAD commit: fe07bfda Linux 5.12-rc1
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
console output: https://syzkaller.appspot.com/x/log.txt?x=12020056d00000
kernel config: https://syzkaller.appspot.com/x/.config?x=fd36f4f4a84d245c
dashboard link: https://syzkaller.appspot.com/bug?extid=0ae4804973be759fa420
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=111b8c42d00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=131dcb7f500000
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+0ae480...@syzkaller.appspotmail.com
usb 1-1: reset high-speed USB device number 2 using dummy_hcd
usb 1-1: device descriptor read/64, error -71
usb 1-1: Using ep0 maxpacket: 8
usb 1-1: driver API: 1.9.9 2016-02-15 [1-1]
usb 1-1: firmware API: 1.9.6 2012-07-07
------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 1 PID: 32 at drivers/usb/core/urb.c:493 usb_submit_urb+0xd27/0x1540 drivers/usb/core/urb.c:493
Modules linked in:
CPU: 1 PID: 32 Comm: kworker/1:1 Not tainted 5.12.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events request_firmware_work_func
RIP: 0010:usb_submit_urb+0xd27/0x1540 drivers/usb/core/urb.c:493
Code: 84 d4 02 00 00 e8 69 99 b8 fd 4c 89 ef e8 d1 cd 1c ff 41 89 d8 44 89 e1 4c 89 f2 48 89 c6 48 c7 c7 00 02 62 86 e8 39 e9 fa 01 <0f> 0b e9 81 f8 ff ff e8 3d 99 b8 fd 48 81 c5 30 06 00 00 e9 ad f7
RSP: 0018:ffffc900001f7bb0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
RDX: ffff8881008e0000 RSI: ffffffff812964e3 RDI: fffff5200003ef68
RBP: ffff888116f510a0 R08: 0000000000000001 R09: 0000000000000000
R10: ffffffff8149dffb R11: 0000000000000000 R12: 0000000000000001
R13: ffff888116f500a0 R14: ffff8881057a4000 R15: ffff88810256d300
FS: 0000000000000000(0000) GS:ffff8881f6b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb73282f000 CR3: 0000000105642000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
carl9170_usb_send_rx_irq_urb+0x273/0x340 drivers/net/wireless/ath/carl9170/usb.c:504
carl9170_usb_init_device drivers/net/wireless/ath/carl9170/usb.c:939 [inline]
carl9170_usb_firmware_finish drivers/net/wireless/ath/carl9170/usb.c:999 [inline]
carl9170_usb_firmware_step2+0x1b9/0x290 drivers/net/wireless/ath/carl9170/usb.c:1028
request_firmware_work_func+0x12c/0x230 drivers/base/firmware_loader/main.c:1079
process_one_work+0x98d/0x1580 kernel/workqueue.c:2275
worker_thread+0x64c/0x1120 kernel/workqueue.c:2421
kthread+0x38c/0x460 kernel/kthread.c:292
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot can test patches for this issue, for details see:
https://goo.gl/tpsmEJ#testing-patches
Nikita Zhandarovich
Apr 3, 2024, 10:47:35 AMApr 3
to syzbot+0ae480...@syzkaller.appspotmail.com, Nikita Zhandarovich, syzkall...@googlegroups.com, linux-...@vger.kernel.org
Verify endpoints in carl9170_usb_probe, leave with error if any
are missing.
#syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
---
drivers/net/wireless/ath/carl9170/usb.c | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c
index c4edf8355941..66d2ad561fd3 100644
--- a/drivers/net/wireless/ath/carl9170/usb.c
+++ b/drivers/net/wireless/ath/carl9170/usb.c
@@ -1069,6 +1069,33 @@ static int carl9170_usb_probe(struct usb_interface *intf,
ar->usb_ep_cmd_is_bulk = true;
}
+ /* Verify that all expected endpoints are present */
+ if (ar->usb_ep_cmd_is_bulk) {
+ u8 bulk_ep_addr[] = {
+ AR9170_USB_EP_RX | USB_DIR_IN,
+ AR9170_USB_EP_TX | USB_DIR_OUT,
+ AR9170_USB_EP_CMD | USB_DIR_OUT,
+ 0};
+ u8 int_ep_addr[] = {
+ AR9170_USB_EP_IRQ | USB_DIR_IN,
+ 0};
+ if (!usb_check_bulk_endpoints(intf, bulk_ep_addr) ||
+ !usb_check_int_endpoints(intf, int_ep_addr))
+ return -ENODEV;
+ } else {
+ u8 bulk_ep_addr[] = {
+ AR9170_USB_EP_RX | USB_DIR_IN,
+ AR9170_USB_EP_TX | USB_DIR_OUT,
+ 0};
+ u8 int_ep_addr[] = {
+ AR9170_USB_EP_IRQ | USB_DIR_IN,
+ AR9170_USB_EP_CMD | USB_DIR_OUT,
+ 0};
+ if (!usb_check_bulk_endpoints(intf, bulk_ep_addr) ||
+ !usb_check_int_endpoints(intf, int_ep_addr))
+ return -ENODEV;
+ }
+
usb_set_intfdata(intf, ar);
SET_IEEE80211_DEV(ar->hw, &intf->dev);
are missing.
#syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
---
drivers/net/wireless/ath/carl9170/usb.c | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c
index c4edf8355941..66d2ad561fd3 100644
--- a/drivers/net/wireless/ath/carl9170/usb.c
+++ b/drivers/net/wireless/ath/carl9170/usb.c
@@ -1069,6 +1069,33 @@ static int carl9170_usb_probe(struct usb_interface *intf,
ar->usb_ep_cmd_is_bulk = true;
}
+ /* Verify that all expected endpoints are present */
+ if (ar->usb_ep_cmd_is_bulk) {
+ u8 bulk_ep_addr[] = {
+ AR9170_USB_EP_RX | USB_DIR_IN,
+ AR9170_USB_EP_TX | USB_DIR_OUT,
+ AR9170_USB_EP_CMD | USB_DIR_OUT,
+ 0};
+ u8 int_ep_addr[] = {
+ AR9170_USB_EP_IRQ | USB_DIR_IN,
+ 0};
+ if (!usb_check_bulk_endpoints(intf, bulk_ep_addr) ||
+ !usb_check_int_endpoints(intf, int_ep_addr))
+ return -ENODEV;
+ } else {
+ u8 bulk_ep_addr[] = {
+ AR9170_USB_EP_RX | USB_DIR_IN,
+ AR9170_USB_EP_TX | USB_DIR_OUT,
+ 0};
+ u8 int_ep_addr[] = {
+ AR9170_USB_EP_IRQ | USB_DIR_IN,
+ AR9170_USB_EP_CMD | USB_DIR_OUT,
+ 0};
+ if (!usb_check_bulk_endpoints(intf, bulk_ep_addr) ||
+ !usb_check_int_endpoints(intf, int_ep_addr))
+ return -ENODEV;
+ }
+
usb_set_intfdata(intf, ar);
SET_IEEE80211_DEV(ar->hw, &intf->dev);
syzbot
Apr 3, 2024, 9:04:04 PMApr 3
to linux-...@vger.kernel.org, n.zhand...@fintech.ru, syzkall...@googlegroups.com
Hello,
syzbot tried to test the proposed patch but the build/boot failed:
yS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[ 9.038219][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A
[ 9.057953][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A
[ 9.072243][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A
[ 9.097318][ T1] Non-volatile memory driver v1.3
[ 9.116138][ T1] Linux agpgart interface v0.103
[ 9.127340][ T1] ACPI: bus type drm_connector registered
[ 9.136388][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
[ 9.148877][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1
[ 9.243029][ T1] Console: switching to colour frame buffer device 128x48
[ 9.260911][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device
[ 9.262683][ T1] usbcore: registered new interface driver udl
[ 9.362369][ T1] brd: module loaded
[ 9.478297][ T1] loop: module loaded
[ 9.645631][ T1] zram: Added device: zram0
[ 9.657180][ T1] null_blk: disk nullb0 created
[ 9.658224][ T1] null_blk: module loaded
[ 9.659262][ T1] Guest personality initialized and is inactive
[ 9.661760][ T1] VMCI host device registered (name=vmci, major=10, minor=118)
[ 9.662919][ T1] Initialized host personality
[ 9.664352][ T1] usbcore: registered new interface driver rtsx_usb
[ 9.667085][ T1] usbcore: registered new interface driver viperboard
[ 9.668967][ T1] usbcore: registered new interface driver dln2
[ 9.670645][ T1] usbcore: registered new interface driver pn533_usb
[ 9.678467][ T1] nfcsim 0.2 initialized
[ 9.681449][ T1] usbcore: registered new interface driver port100
[ 9.683084][ T1] usbcore: registered new interface driver nfcmrvl
[ 9.691418][ T1] Loading iSCSI transport class v2.0-870.
[ 9.713074][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues
[ 9.725636][ T1] ------------[ cut here ]------------
[ 9.726707][ T1] refcount_t: decrement hit 0; leaking memory.
[ 9.728009][ T1] WARNING: CPU: 0 PID: 1 at lib/refcount.c:31 refcount_warn_saturate+0x1d7/0x1f0
[ 9.729498][ T1] Modules linked in:
[ 9.730156][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.9.0-rc2-syzkaller-00080-gc85af715cac0-dirty #0
[ 9.731847][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 9.734170][ T1] RIP: 0010:refcount_warn_saturate+0x1d7/0x1f0
[ 9.735216][ T1] Code: 05 39 20 fe 0a 01 e8 18 fa 11 fd 0f 0b e9 d7 fe ff ff e8 8c aa 4f fd 48 c7 c7 40 11 29 8b c6 05 18 20 fe 0a 01 e8 f9 f9 11 fd <0f> 0b e9 b8 fe ff ff 48 89 ef e8 ca 96 a8 fd e9 5c fe ff ff 0f 1f
[ 9.738879][ T1] RSP: 0000:ffffc900000673b8 EFLAGS: 00010282
[ 9.740066][ T1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff814fadaa
[ 9.741609][ T1] RDX: ffff888017e78000 RSI: ffffffff814fadb7 RDI: 0000000000000001
[ 9.744190][ T1] RBP: ffff88801f94beac R08: 0000000000000001 R09: 0000000000000000
[ 9.746435][ T1] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801f94beac
[ 9.748384][ T1] R13: 0000000000000000 R14: 0000000007d200ba R15: ffff88814051b5c8
[ 9.750792][ T1] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[ 9.752672][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.754415][ T1] CR2: ffff88823ffff000 CR3: 000000000d17a000 CR4: 00000000003506f0
[ 9.755796][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.757015][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.758294][ T1] Call Trace:
[ 9.758885][ T1] <TASK>
[ 9.760367][ T1] ? show_regs+0x8c/0xa0
[ 9.761843][ T1] ? __warn+0xe5/0x3b0
[ 9.762467][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.763325][ T1] ? report_bug+0x3c0/0x580
[ 9.764121][ T1] ? handle_bug+0x3c/0x70
[ 9.764824][ T1] ? exc_invalid_op+0x17/0x40
[ 9.765648][ T1] ? asm_exc_invalid_op+0x1a/0x20
[ 9.766958][ T1] ? __warn_printk+0x17a/0x310
[ 9.768097][ T1] ? __warn_printk+0x187/0x310
[ 9.769136][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.770546][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.771460][ T1] __reset_page_owner+0x2ea/0x370
[ 9.772227][ T1] __free_pages_ok+0x5aa/0xbb0
[ 9.772998][ T1] ? __split_page_owner+0xdd/0x120
[ 9.774098][ T1] make_alloc_exact+0x165/0x260
[ 9.774925][ T1] vring_alloc_queue+0xc1/0x110
[ 9.775640][ T1] vring_alloc_queue_split.part.0+0x19a/0x4d0
[ 9.776631][ T1] ? __pfx_vring_alloc_queue_split.part.0+0x10/0x10
[ 9.778003][ T1] vring_create_virtqueue_split+0x135/0x300
[ 9.779110][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.780406][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.781306][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10
[ 9.782361][ T1] ? driver_register+0x15c/0x4b0
[ 9.783247][ T1] ? virtio_scsi_init+0x75/0x100
[ 9.783971][ T1] ? do_one_initcall+0x113/0x6c0
[ 9.784818][ T1] vring_create_virtqueue+0xd7/0x140
[ 9.785769][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.787208][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.788260][ T1] setup_vq+0x123/0x2f0
[ 9.788878][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.790089][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.791293][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.792374][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.793404][ T1] vp_setup_vq+0xb1/0x380
[ 9.794570][ T1] ? ioread16+0x50/0xc0
[ 9.795458][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.796558][ T1] vp_find_vqs_msix+0x661/0xe30
[ 9.797762][ T1] vp_find_vqs+0x58/0x560
[ 9.798819][ T1] virtscsi_init+0x459/0x9f0
[ 9.799877][ T1] ? __pfx_virtscsi_init+0x10/0x10
[ 9.801319][ T1] ? __init_waitqueue_head+0xca/0x150
[ 9.802288][ T1] ? __pfx_default_calc_sets+0x10/0x10
[ 9.803271][ T1] ? ioread8+0x4f/0xc0
[ 9.803999][ T1] ? vp_get+0xf6/0x140
[ 9.804908][ T1] virtscsi_probe+0x39b/0xda0
[ 9.805839][ T1] ? __pfx_virtscsi_probe+0x10/0x10
[ 9.806643][ T1] virtio_dev_probe+0x5fd/0x9b0
[ 9.807771][ T1] ? __pfx_virtio_dev_probe+0x10/0x10
[ 9.808641][ T1] really_probe+0x23e/0xa90
[ 9.809546][ T1] __driver_probe_device+0x1de/0x440
[ 9.810393][ T1] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 9.811353][ T1] driver_probe_device+0x4c/0x1b0
[ 9.812164][ T1] __driver_attach+0x283/0x580
[ 9.813013][ T1] ? __pfx___driver_attach+0x10/0x10
[ 9.814078][ T1] bus_for_each_dev+0x12a/0x1c0
[ 9.814957][ T1] ? __pfx_bus_for_each_dev+0x10/0x10
[ 9.815902][ T1] bus_add_driver+0x2ed/0x640
[ 9.816570][ T1] ? __pfx_virtio_scsi_init+0x10/0x10
[ 9.817691][ T1] driver_register+0x15c/0x4b0
[ 9.818894][ T1] virtio_scsi_init+0x75/0x100
[ 9.819993][ T1] do_one_initcall+0x113/0x6c0
[ 9.820861][ T1] ? __pfx_do_one_initcall+0x10/0x10
[ 9.822094][ T1] ? parameq+0x150/0x180
[ 9.822808][ T1] ? trace_kmalloc+0x2d/0xd0
[ 9.823806][ T1] ? __kmalloc+0x20f/0x430
[ 9.824660][ T1] kernel_init_freeable+0x5c7/0x900
[ 9.825629][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.826507][ T1] kernel_init+0x1c/0x2b0
[ 9.827258][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.828571][ T1] ret_from_fork+0x45/0x80
[ 9.829390][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.830312][ T1] ret_from_fork_asm+0x1a/0x30
[ 9.831556][ T1] </TASK>
[ 9.832046][ T1] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 9.833135][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.9.0-rc2-syzkaller-00080-gc85af715cac0-dirty #0
[ 9.835063][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 9.836779][ T1] Call Trace:
[ 9.837873][ T1] <TASK>
[ 9.838456][ T1] dump_stack_lvl+0x3d/0x1f0
[ 9.839689][ T1] panic+0x6d2/0x780
[ 9.840276][ T1] ? __pfx_panic+0x10/0x10
[ 9.840297][ T1] ? show_trace_log_lvl+0x35c/0x510
[ 9.840297][ T1] ? check_panic_on_warn+0x1f/0xb0
[ 9.840297][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.840297][ T1] check_panic_on_warn+0xab/0xb0
[ 9.840297][ T1] __warn+0xf1/0x3b0
[ 9.840297][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.840297][ T1] report_bug+0x3c0/0x580
[ 9.840297][ T1] handle_bug+0x3c/0x70
[ 9.840297][ T1] exc_invalid_op+0x17/0x40
[ 9.840297][ T1] asm_exc_invalid_op+0x1a/0x20
[ 9.840297][ T1] RIP: 0010:refcount_warn_saturate+0x1d7/0x1f0
[ 9.840297][ T1] Code: 05 39 20 fe 0a 01 e8 18 fa 11 fd 0f 0b e9 d7 fe ff ff e8 8c aa 4f fd 48 c7 c7 40 11 29 8b c6 05 18 20 fe 0a 01 e8 f9 f9 11 fd <0f> 0b e9 b8 fe ff ff 48 89 ef e8 ca 96 a8 fd e9 5c fe ff ff 0f 1f
[ 9.840297][ T1] RSP: 0000:ffffc900000673b8 EFLAGS: 00010282
[ 9.840297][ T1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff814fadaa
[ 9.840297][ T1] RDX: ffff888017e78000 RSI: ffffffff814fadb7 RDI: 0000000000000001
[ 9.840297][ T1] RBP: ffff88801f94beac R08: 0000000000000001 R09: 0000000000000000
[ 9.840297][ T1] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801f94beac
[ 9.840297][ T1] R13: 0000000000000000 R14: 0000000007d200ba R15: ffff88814051b5c8
[ 9.840297][ T1] ? __warn_printk+0x17a/0x310
[ 9.840297][ T1] ? __warn_printk+0x187/0x310
[ 9.840297][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.840297][ T1] __reset_page_owner+0x2ea/0x370
[ 9.840297][ T1] __free_pages_ok+0x5aa/0xbb0
[ 9.840297][ T1] ? __split_page_owner+0xdd/0x120
[ 9.840297][ T1] make_alloc_exact+0x165/0x260
[ 9.840297][ T1] vring_alloc_queue+0xc1/0x110
[ 9.840297][ T1] vring_alloc_queue_split.part.0+0x19a/0x4d0
[ 9.840297][ T1] ? __pfx_vring_alloc_queue_split.part.0+0x10/0x10
[ 9.840297][ T1] vring_create_virtqueue_split+0x135/0x300
[ 9.840297][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.840297][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.840297][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10
[ 9.840297][ T1] ? driver_register+0x15c/0x4b0
[ 9.840297][ T1] ? virtio_scsi_init+0x75/0x100
[ 9.840297][ T1] ? do_one_initcall+0x113/0x6c0
[ 9.840297][ T1] vring_create_virtqueue+0xd7/0x140
[ 9.840297][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.840297][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.840297][ T1] setup_vq+0x123/0x2f0
[ 9.840297][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.840297][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.889816][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.889816][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.889816][ T1] vp_setup_vq+0xb1/0x380
[ 9.889816][ T1] ? ioread16+0x50/0xc0
[ 9.889816][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.889816][ T1] vp_find_vqs_msix+0x661/0xe30
[ 9.889816][ T1] vp_find_vqs+0x58/0x560
[ 9.889816][ T1] virtscsi_init+0x459/0x9f0
[ 9.889816][ T1] ? __pfx_virtscsi_init+0x10/0x10
[ 9.889816][ T1] ? __init_waitqueue_head+0xca/0x150
[ 9.889816][ T1] ? __pfx_default_calc_sets+0x10/0x10
[ 9.889816][ T1] ? ioread8+0x4f/0xc0
[ 9.889816][ T1] ? vp_get+0xf6/0x140
[ 9.889816][ T1] virtscsi_probe+0x39b/0xda0
[ 9.889816][ T1] ? __pfx_virtscsi_probe+0x10/0x10
[ 9.889816][ T1] virtio_dev_probe+0x5fd/0x9b0
[ 9.889816][ T1] ? __pfx_virtio_dev_probe+0x10/0x10
[ 9.889816][ T1] really_probe+0x23e/0xa90
[ 9.889816][ T1] __driver_probe_device+0x1de/0x440
[ 9.889816][ T1] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 9.889816][ T1] driver_probe_device+0x4c/0x1b0
[ 9.889816][ T1] __driver_attach+0x283/0x580
[ 9.889816][ T1] ? __pfx___driver_attach+0x10/0x10
[ 9.889816][ T1] bus_for_each_dev+0x12a/0x1c0
[ 9.889816][ T1] ? __pfx_bus_for_each_dev+0x10/0x10
[ 9.889816][ T1] bus_add_driver+0x2ed/0x640
[ 9.889816][ T1] ? __pfx_virtio_scsi_init+0x10/0x10
[ 9.889816][ T1] driver_register+0x15c/0x4b0
[ 9.889816][ T1] virtio_scsi_init+0x75/0x100
[ 9.889816][ T1] do_one_initcall+0x113/0x6c0
[ 9.889816][ T1] ? __pfx_do_one_initcall+0x10/0x10
[ 9.889816][ T1] ? parameq+0x150/0x180
[ 9.889816][ T1] ? trace_kmalloc+0x2d/0xd0
[ 9.889816][ T1] ? __kmalloc+0x20f/0x430
[ 9.889816][ T1] kernel_init_freeable+0x5c7/0x900
[ 9.889816][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.889816][ T1] kernel_init+0x1c/0x2b0
[ 9.889816][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.889816][ T1] ret_from_fork+0x45/0x80
[ 9.889816][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.889816][ T1] ret_from_fork_asm+0x1a/0x30
[ 9.889816][ T1] </TASK>
[ 9.889816][ T1] Kernel Offset: disabled
[ 9.889816][ T1] Rebooting in 86400 seconds..
syzkaller build log:
go env (err=<nil>)
GO111MODULE='auto'
GOARCH='amd64'
GOBIN=''
GOCACHE='/syzkaller/.cache/go-build'
GOENV='/syzkaller/.config/go/env'
GOEXE=''
GOEXPERIMENT=''
GOFLAGS=''
GOHOSTARCH='amd64'
GOHOSTOS='linux'
GOINSECURE=''
GOMODCACHE='/syzkaller/jobs/linux/gopath/pkg/mod'
GONOPROXY=''
GONOSUMDB=''
GOOS='linux'
GOPATH='/syzkaller/jobs/linux/gopath'
GOPRIVATE=''
GOPROXY='https://proxy.golang.org,direct'
GOROOT='/usr/local/go'
GOSUMDB='sum.golang.org'
GOTMPDIR=''
GOTOOLCHAIN='auto'
GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64'
GOVCS=''
GOVERSION='go1.21.4'
GCCGO='gccgo'
GOAMD64='v1'
AR='ar'
CC='gcc'
CXX='g++'
CGO_ENABLED='1'
GOMOD='/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod'
GOWORK=''
CGO_CFLAGS='-O2 -g'
CGO_CPPFLAGS=''
CGO_CXXFLAGS='-O2 -g'
CGO_FFLAGS='-O2 -g'
CGO_LDFLAGS='-O2 -g'
PKG_CONFIG='pkg-config'
GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build3177901411=/tmp/go-build -gno-record-gcc-switches'
git status (err=<nil>)
HEAD detached at ab32d5088
nothing to commit, working tree clean
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:32: run command via tools/syz-env for best compatibility, see:
Makefile:33: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen
make .descriptions
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
bin/syz-sysgen
touch .descriptions
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=ab32d50881df9f96f2af301aadca62ad00b7e099 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221230-155636'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=ab32d50881df9f96f2af301aadca62ad00b7e099 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221230-155636'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=ab32d50881df9f96f2af301aadca62ad00b7e099 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221230-155636'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress
mkdir -p ./bin/linux_amd64
gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \
-m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \
-DHOSTGOOS_linux=1 -DGIT_REVISION=\"ab32d50881df9f96f2af301aadca62ad00b7e099\"
Error text is too large and was truncated, full error text is at:
https://syzkaller.appspot.com/x/error.txt?x=1216333d180000
Tested on:
commit: c85af715 Merge tag 'vboxsf-v6.9-1' of git://git.kernel..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
kernel config: https://syzkaller.appspot.com/x/.config?x=3583c441956deaec
dashboard link: https://syzkaller.appspot.com/bug?extid=0ae4804973be759fa420
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
patch: https://syzkaller.appspot.com/x/patch.diff?x=158448de180000
syzbot tried to test the proposed patch but the build/boot failed:
yS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[ 9.038219][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A
[ 9.057953][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A
[ 9.072243][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A
[ 9.097318][ T1] Non-volatile memory driver v1.3
[ 9.116138][ T1] Linux agpgart interface v0.103
[ 9.127340][ T1] ACPI: bus type drm_connector registered
[ 9.136388][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
[ 9.148877][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1
[ 9.243029][ T1] Console: switching to colour frame buffer device 128x48
[ 9.260911][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device
[ 9.262683][ T1] usbcore: registered new interface driver udl
[ 9.362369][ T1] brd: module loaded
[ 9.478297][ T1] loop: module loaded
[ 9.645631][ T1] zram: Added device: zram0
[ 9.657180][ T1] null_blk: disk nullb0 created
[ 9.658224][ T1] null_blk: module loaded
[ 9.659262][ T1] Guest personality initialized and is inactive
[ 9.661760][ T1] VMCI host device registered (name=vmci, major=10, minor=118)
[ 9.662919][ T1] Initialized host personality
[ 9.664352][ T1] usbcore: registered new interface driver rtsx_usb
[ 9.667085][ T1] usbcore: registered new interface driver viperboard
[ 9.668967][ T1] usbcore: registered new interface driver dln2
[ 9.670645][ T1] usbcore: registered new interface driver pn533_usb
[ 9.678467][ T1] nfcsim 0.2 initialized
[ 9.681449][ T1] usbcore: registered new interface driver port100
[ 9.683084][ T1] usbcore: registered new interface driver nfcmrvl
[ 9.691418][ T1] Loading iSCSI transport class v2.0-870.
[ 9.713074][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues
[ 9.725636][ T1] ------------[ cut here ]------------
[ 9.726707][ T1] refcount_t: decrement hit 0; leaking memory.
[ 9.728009][ T1] WARNING: CPU: 0 PID: 1 at lib/refcount.c:31 refcount_warn_saturate+0x1d7/0x1f0
[ 9.729498][ T1] Modules linked in:
[ 9.730156][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.9.0-rc2-syzkaller-00080-gc85af715cac0-dirty #0
[ 9.731847][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 9.734170][ T1] RIP: 0010:refcount_warn_saturate+0x1d7/0x1f0
[ 9.735216][ T1] Code: 05 39 20 fe 0a 01 e8 18 fa 11 fd 0f 0b e9 d7 fe ff ff e8 8c aa 4f fd 48 c7 c7 40 11 29 8b c6 05 18 20 fe 0a 01 e8 f9 f9 11 fd <0f> 0b e9 b8 fe ff ff 48 89 ef e8 ca 96 a8 fd e9 5c fe ff ff 0f 1f
[ 9.738879][ T1] RSP: 0000:ffffc900000673b8 EFLAGS: 00010282
[ 9.740066][ T1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff814fadaa
[ 9.741609][ T1] RDX: ffff888017e78000 RSI: ffffffff814fadb7 RDI: 0000000000000001
[ 9.744190][ T1] RBP: ffff88801f94beac R08: 0000000000000001 R09: 0000000000000000
[ 9.746435][ T1] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801f94beac
[ 9.748384][ T1] R13: 0000000000000000 R14: 0000000007d200ba R15: ffff88814051b5c8
[ 9.750792][ T1] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[ 9.752672][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.754415][ T1] CR2: ffff88823ffff000 CR3: 000000000d17a000 CR4: 00000000003506f0
[ 9.755796][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.757015][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.758294][ T1] Call Trace:
[ 9.758885][ T1] <TASK>
[ 9.760367][ T1] ? show_regs+0x8c/0xa0
[ 9.761843][ T1] ? __warn+0xe5/0x3b0
[ 9.762467][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.763325][ T1] ? report_bug+0x3c0/0x580
[ 9.764121][ T1] ? handle_bug+0x3c/0x70
[ 9.764824][ T1] ? exc_invalid_op+0x17/0x40
[ 9.765648][ T1] ? asm_exc_invalid_op+0x1a/0x20
[ 9.766958][ T1] ? __warn_printk+0x17a/0x310
[ 9.768097][ T1] ? __warn_printk+0x187/0x310
[ 9.769136][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.770546][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.771460][ T1] __reset_page_owner+0x2ea/0x370
[ 9.772227][ T1] __free_pages_ok+0x5aa/0xbb0
[ 9.772998][ T1] ? __split_page_owner+0xdd/0x120
[ 9.774098][ T1] make_alloc_exact+0x165/0x260
[ 9.774925][ T1] vring_alloc_queue+0xc1/0x110
[ 9.775640][ T1] vring_alloc_queue_split.part.0+0x19a/0x4d0
[ 9.776631][ T1] ? __pfx_vring_alloc_queue_split.part.0+0x10/0x10
[ 9.778003][ T1] vring_create_virtqueue_split+0x135/0x300
[ 9.779110][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.780406][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.781306][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10
[ 9.782361][ T1] ? driver_register+0x15c/0x4b0
[ 9.783247][ T1] ? virtio_scsi_init+0x75/0x100
[ 9.783971][ T1] ? do_one_initcall+0x113/0x6c0
[ 9.784818][ T1] vring_create_virtqueue+0xd7/0x140
[ 9.785769][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.787208][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.788260][ T1] setup_vq+0x123/0x2f0
[ 9.788878][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.790089][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.791293][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.792374][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.793404][ T1] vp_setup_vq+0xb1/0x380
[ 9.794570][ T1] ? ioread16+0x50/0xc0
[ 9.795458][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.796558][ T1] vp_find_vqs_msix+0x661/0xe30
[ 9.797762][ T1] vp_find_vqs+0x58/0x560
[ 9.798819][ T1] virtscsi_init+0x459/0x9f0
[ 9.799877][ T1] ? __pfx_virtscsi_init+0x10/0x10
[ 9.801319][ T1] ? __init_waitqueue_head+0xca/0x150
[ 9.802288][ T1] ? __pfx_default_calc_sets+0x10/0x10
[ 9.803271][ T1] ? ioread8+0x4f/0xc0
[ 9.803999][ T1] ? vp_get+0xf6/0x140
[ 9.804908][ T1] virtscsi_probe+0x39b/0xda0
[ 9.805839][ T1] ? __pfx_virtscsi_probe+0x10/0x10
[ 9.806643][ T1] virtio_dev_probe+0x5fd/0x9b0
[ 9.807771][ T1] ? __pfx_virtio_dev_probe+0x10/0x10
[ 9.808641][ T1] really_probe+0x23e/0xa90
[ 9.809546][ T1] __driver_probe_device+0x1de/0x440
[ 9.810393][ T1] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 9.811353][ T1] driver_probe_device+0x4c/0x1b0
[ 9.812164][ T1] __driver_attach+0x283/0x580
[ 9.813013][ T1] ? __pfx___driver_attach+0x10/0x10
[ 9.814078][ T1] bus_for_each_dev+0x12a/0x1c0
[ 9.814957][ T1] ? __pfx_bus_for_each_dev+0x10/0x10
[ 9.815902][ T1] bus_add_driver+0x2ed/0x640
[ 9.816570][ T1] ? __pfx_virtio_scsi_init+0x10/0x10
[ 9.817691][ T1] driver_register+0x15c/0x4b0
[ 9.818894][ T1] virtio_scsi_init+0x75/0x100
[ 9.819993][ T1] do_one_initcall+0x113/0x6c0
[ 9.820861][ T1] ? __pfx_do_one_initcall+0x10/0x10
[ 9.822094][ T1] ? parameq+0x150/0x180
[ 9.822808][ T1] ? trace_kmalloc+0x2d/0xd0
[ 9.823806][ T1] ? __kmalloc+0x20f/0x430
[ 9.824660][ T1] kernel_init_freeable+0x5c7/0x900
[ 9.825629][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.826507][ T1] kernel_init+0x1c/0x2b0
[ 9.827258][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.828571][ T1] ret_from_fork+0x45/0x80
[ 9.829390][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.830312][ T1] ret_from_fork_asm+0x1a/0x30
[ 9.831556][ T1] </TASK>
[ 9.832046][ T1] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 9.833135][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.9.0-rc2-syzkaller-00080-gc85af715cac0-dirty #0
[ 9.835063][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 9.836779][ T1] Call Trace:
[ 9.837873][ T1] <TASK>
[ 9.838456][ T1] dump_stack_lvl+0x3d/0x1f0
[ 9.839689][ T1] panic+0x6d2/0x780
[ 9.840276][ T1] ? __pfx_panic+0x10/0x10
[ 9.840297][ T1] ? show_trace_log_lvl+0x35c/0x510
[ 9.840297][ T1] ? check_panic_on_warn+0x1f/0xb0
[ 9.840297][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.840297][ T1] check_panic_on_warn+0xab/0xb0
[ 9.840297][ T1] __warn+0xf1/0x3b0
[ 9.840297][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.840297][ T1] report_bug+0x3c0/0x580
[ 9.840297][ T1] handle_bug+0x3c/0x70
[ 9.840297][ T1] exc_invalid_op+0x17/0x40
[ 9.840297][ T1] asm_exc_invalid_op+0x1a/0x20
[ 9.840297][ T1] RIP: 0010:refcount_warn_saturate+0x1d7/0x1f0
[ 9.840297][ T1] Code: 05 39 20 fe 0a 01 e8 18 fa 11 fd 0f 0b e9 d7 fe ff ff e8 8c aa 4f fd 48 c7 c7 40 11 29 8b c6 05 18 20 fe 0a 01 e8 f9 f9 11 fd <0f> 0b e9 b8 fe ff ff 48 89 ef e8 ca 96 a8 fd e9 5c fe ff ff 0f 1f
[ 9.840297][ T1] RSP: 0000:ffffc900000673b8 EFLAGS: 00010282
[ 9.840297][ T1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff814fadaa
[ 9.840297][ T1] RDX: ffff888017e78000 RSI: ffffffff814fadb7 RDI: 0000000000000001
[ 9.840297][ T1] RBP: ffff88801f94beac R08: 0000000000000001 R09: 0000000000000000
[ 9.840297][ T1] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801f94beac
[ 9.840297][ T1] R13: 0000000000000000 R14: 0000000007d200ba R15: ffff88814051b5c8
[ 9.840297][ T1] ? __warn_printk+0x17a/0x310
[ 9.840297][ T1] ? __warn_printk+0x187/0x310
[ 9.840297][ T1] ? refcount_warn_saturate+0x1d7/0x1f0
[ 9.840297][ T1] __reset_page_owner+0x2ea/0x370
[ 9.840297][ T1] __free_pages_ok+0x5aa/0xbb0
[ 9.840297][ T1] ? __split_page_owner+0xdd/0x120
[ 9.840297][ T1] make_alloc_exact+0x165/0x260
[ 9.840297][ T1] vring_alloc_queue+0xc1/0x110
[ 9.840297][ T1] vring_alloc_queue_split.part.0+0x19a/0x4d0
[ 9.840297][ T1] ? __pfx_vring_alloc_queue_split.part.0+0x10/0x10
[ 9.840297][ T1] vring_create_virtqueue_split+0x135/0x300
[ 9.840297][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.840297][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.840297][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10
[ 9.840297][ T1] ? driver_register+0x15c/0x4b0
[ 9.840297][ T1] ? virtio_scsi_init+0x75/0x100
[ 9.840297][ T1] ? do_one_initcall+0x113/0x6c0
[ 9.840297][ T1] vring_create_virtqueue+0xd7/0x140
[ 9.840297][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.840297][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.840297][ T1] setup_vq+0x123/0x2f0
[ 9.840297][ T1] ? __pfx_vp_notify+0x10/0x10
[ 9.840297][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.889816][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.889816][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.889816][ T1] vp_setup_vq+0xb1/0x380
[ 9.889816][ T1] ? ioread16+0x50/0xc0
[ 9.889816][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10
[ 9.889816][ T1] vp_find_vqs_msix+0x661/0xe30
[ 9.889816][ T1] vp_find_vqs+0x58/0x560
[ 9.889816][ T1] virtscsi_init+0x459/0x9f0
[ 9.889816][ T1] ? __pfx_virtscsi_init+0x10/0x10
[ 9.889816][ T1] ? __init_waitqueue_head+0xca/0x150
[ 9.889816][ T1] ? __pfx_default_calc_sets+0x10/0x10
[ 9.889816][ T1] ? ioread8+0x4f/0xc0
[ 9.889816][ T1] ? vp_get+0xf6/0x140
[ 9.889816][ T1] virtscsi_probe+0x39b/0xda0
[ 9.889816][ T1] ? __pfx_virtscsi_probe+0x10/0x10
[ 9.889816][ T1] virtio_dev_probe+0x5fd/0x9b0
[ 9.889816][ T1] ? __pfx_virtio_dev_probe+0x10/0x10
[ 9.889816][ T1] really_probe+0x23e/0xa90
[ 9.889816][ T1] __driver_probe_device+0x1de/0x440
[ 9.889816][ T1] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 9.889816][ T1] driver_probe_device+0x4c/0x1b0
[ 9.889816][ T1] __driver_attach+0x283/0x580
[ 9.889816][ T1] ? __pfx___driver_attach+0x10/0x10
[ 9.889816][ T1] bus_for_each_dev+0x12a/0x1c0
[ 9.889816][ T1] ? __pfx_bus_for_each_dev+0x10/0x10
[ 9.889816][ T1] bus_add_driver+0x2ed/0x640
[ 9.889816][ T1] ? __pfx_virtio_scsi_init+0x10/0x10
[ 9.889816][ T1] driver_register+0x15c/0x4b0
[ 9.889816][ T1] virtio_scsi_init+0x75/0x100
[ 9.889816][ T1] do_one_initcall+0x113/0x6c0
[ 9.889816][ T1] ? __pfx_do_one_initcall+0x10/0x10
[ 9.889816][ T1] ? parameq+0x150/0x180
[ 9.889816][ T1] ? trace_kmalloc+0x2d/0xd0
[ 9.889816][ T1] ? __kmalloc+0x20f/0x430
[ 9.889816][ T1] kernel_init_freeable+0x5c7/0x900
[ 9.889816][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.889816][ T1] kernel_init+0x1c/0x2b0
[ 9.889816][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.889816][ T1] ret_from_fork+0x45/0x80
[ 9.889816][ T1] ? __pfx_kernel_init+0x10/0x10
[ 9.889816][ T1] ret_from_fork_asm+0x1a/0x30
[ 9.889816][ T1] </TASK>
[ 9.889816][ T1] Kernel Offset: disabled
[ 9.889816][ T1] Rebooting in 86400 seconds..
syzkaller build log:
go env (err=<nil>)
GO111MODULE='auto'
GOARCH='amd64'
GOBIN=''
GOCACHE='/syzkaller/.cache/go-build'
GOENV='/syzkaller/.config/go/env'
GOEXE=''
GOEXPERIMENT=''
GOFLAGS=''
GOHOSTARCH='amd64'
GOHOSTOS='linux'
GOINSECURE=''
GOMODCACHE='/syzkaller/jobs/linux/gopath/pkg/mod'
GONOPROXY=''
GONOSUMDB=''
GOOS='linux'
GOPATH='/syzkaller/jobs/linux/gopath'
GOPRIVATE=''
GOPROXY='https://proxy.golang.org,direct'
GOROOT='/usr/local/go'
GOSUMDB='sum.golang.org'
GOTMPDIR=''
GOTOOLCHAIN='auto'
GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64'
GOVCS=''
GOVERSION='go1.21.4'
GCCGO='gccgo'
GOAMD64='v1'
AR='ar'
CC='gcc'
CXX='g++'
CGO_ENABLED='1'
GOMOD='/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod'
GOWORK=''
CGO_CFLAGS='-O2 -g'
CGO_CPPFLAGS=''
CGO_CXXFLAGS='-O2 -g'
CGO_FFLAGS='-O2 -g'
CGO_LDFLAGS='-O2 -g'
PKG_CONFIG='pkg-config'
GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build3177901411=/tmp/go-build -gno-record-gcc-switches'
git status (err=<nil>)
HEAD detached at ab32d5088
nothing to commit, working tree clean
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:32: run command via tools/syz-env for best compatibility, see:
Makefile:33: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen
make .descriptions
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
bin/syz-sysgen
touch .descriptions
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=ab32d50881df9f96f2af301aadca62ad00b7e099 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221230-155636'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=ab32d50881df9f96f2af301aadca62ad00b7e099 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221230-155636'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=ab32d50881df9f96f2af301aadca62ad00b7e099 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221230-155636'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress
mkdir -p ./bin/linux_amd64
gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \
-m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \
-DHOSTGOOS_linux=1 -DGIT_REVISION=\"ab32d50881df9f96f2af301aadca62ad00b7e099\"
Error text is too large and was truncated, full error text is at:
https://syzkaller.appspot.com/x/error.txt?x=1216333d180000
Tested on:
commit: c85af715 Merge tag 'vboxsf-v6.9-1' of git://git.kernel..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
kernel config: https://syzkaller.appspot.com/x/.config?x=3583c441956deaec
dashboard link: https://syzkaller.appspot.com/bug?extid=0ae4804973be759fa420
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
patch: https://syzkaller.appspot.com/x/patch.diff?x=158448de180000
Nikita Zhandarovich
Apr 5, 2024, 7:04:57 AMApr 5
to syzbot+0ae480...@syzkaller.appspotmail.com, Nikita Zhandarovich, syzkall...@googlegroups.com, linux-...@vger.kernel.org
Verify endpoints in carl9170_usb_probe, leave with error if any
are missing.
Try a specific branch+commit as there are some unrelated issues with
are missing.
build/boot currently.
#syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git fe46a7dd189e
syzbot
Apr 6, 2024, 9:55:06 AMApr 6
to linux-...@vger.kernel.org, n.zhand...@fintech.ru, syzkall...@googlegroups.com
Hello,
syzbot has tested the proposed patch and the reproducer did not trigger any issue:
Reported-and-tested-by: syzbot+0ae480...@syzkaller.appspotmail.com
Tested on:
commit: fe46a7dd Merge tag 'sound-6.9-rc1' of git://git.kernel..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
console output: https://syzkaller.appspot.com/x/log.txt?x=10626b3d180000
kernel config: https://syzkaller.appspot.com/x/.config?x=cd30da9bf40834bd
Note: testing is done by a robot and is best-effort only.
syzbot has tested the proposed patch and the reproducer did not trigger any issue:
Reported-and-tested-by: syzbot+0ae480...@syzkaller.appspotmail.com
Tested on:
commit: fe46a7dd Merge tag 'sound-6.9-rc1' of git://git.kernel..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
console output: https://syzkaller.appspot.com/x/log.txt?x=10626b3d180000
kernel config: https://syzkaller.appspot.com/x/.config?x=cd30da9bf40834bd
dashboard link: https://syzkaller.appspot.com/bug?extid=0ae4804973be759fa420
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
patch: https://syzkaller.appspot.com/x/patch.diff?x=11dc3af6180000
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
Note: testing is done by a robot and is best-effort only.
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