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Linux kernel bugs found with syzkaller fuzzer and reported automatically by syzbot.

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4:04 PM

[syzbot ci] Re: bpf: use scalar evolution to widen bounded loops

syzbot ci has tested the following series [v2] bpf: use scalar evolution to widen bounded loops https

unread,

[syzbot ci] Re: bpf: use scalar evolution to widen bounded loops

syzbot ci has tested the following series [v2] bpf: use scalar evolution to widen bounded loops https

4:04 PM

Adriano Cordova, syzbot2

3:30 PM

[PATCH] ext4: don't append a directory block already mapped in the inode

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

unread,

[PATCH] ext4: don't append a directory block already mapped in the inode

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

3:30 PM

Nguyen Ngoc Thang, Pablo Neira Ayuso2

3:13 PM

[PATCH nf] netfilter: nft_synproxy: only handle pure SYN and ACK packets

On Sun, Oct 04, 2026 at 11:06:15PM +0700, Nguyen Ngoc Thang wrote: > nft_synproxy treats any

unread,

[PATCH nf] netfilter: nft_synproxy: only handle pure SYN and ACK packets

On Sun, Oct 04, 2026 at 11:06:15PM +0700, Nguyen Ngoc Thang wrote: > nft_synproxy treats any

3:13 PM

syzbot, Nguyen Ngoc Thang4

11:11 AM

[syzbot] [usb?] INFO: task hung in usbdev_ioctl (8)

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

unread,

[syzbot] [usb?] INFO: task hung in usbdev_ioctl (8)

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

11:11 AM

syzbot, Nguyen Ngoc Thang4

10:40 AM

[syzbot] [media?] general protection fault in friio_streaming_ctrl

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

unread,

[syzbot] [media?] general protection fault in friio_streaming_ctrl

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

10:40 AM

12:33 AM

[syzbot] Monthly mmc report (Oct 2026)

Hello mmc maintainers/developers, This is a 31-day syzbot report for the mmc subsystem. All related

unread,

[syzbot] Monthly mmc report (Oct 2026)

Hello mmc maintainers/developers, This is a 31-day syzbot report for the mmc subsystem. All related

12:33 AM

Oct 3

[syzbot] [perf?] WARNING in perf_event_throttle_group

Auto-closing this bug as obsolete. No recent activity, existing reproducers are no longer triggering

unread,

[syzbot] [perf?] WARNING in perf_event_throttle_group

Auto-closing this bug as obsolete. No recent activity, existing reproducers are no longer triggering

Oct 3

Oct 3

[syzbot] [lsm?] general protection fault in smack_inode_permission (4)

Hello, syzbot found the following issue on: HEAD commit: ce1e0223d8ad Merge tag 'devicetree-fixes

unread,

[syzbot] [lsm?] general protection fault in smack_inode_permission (4)

Hello, syzbot found the following issue on: HEAD commit: ce1e0223d8ad Merge tag 'devicetree-fixes

Oct 3

Oct 3

[syzbot] [rdma?] KASAN: slab-use-after-free Read in debug_mutex_unlock

Hello, syzbot found the following issue on: HEAD commit: 48a5a7ab8d6a Merge tag 'v7.2-rc4-smb3-

unread,

[syzbot] [rdma?] KASAN: slab-use-after-free Read in debug_mutex_unlock

Hello, syzbot found the following issue on: HEAD commit: 48a5a7ab8d6a Merge tag 'v7.2-rc4-smb3-

Oct 3

Oct 3

[syzbot] [nfc?] INFO: task hung in port100_get_command_type_mask (4)

Hello, syzbot found the following issue on: HEAD commit: e767a4ea70a3 Merge tag 'probes-fixes-v7.

unread,

[syzbot] [nfc?] INFO: task hung in port100_get_command_type_mask (4)

Hello, syzbot found the following issue on: HEAD commit: e767a4ea70a3 Merge tag 'probes-fixes-v7.

Oct 3

Oct 3

[syzbot] [overlayfs?] possible deadlock in ovl_copy_up_flags (2)

Auto-closing this bug as obsolete. Crashes did not happen for a while, no reproducer and no activity.

unread,

[syzbot] [overlayfs?] possible deadlock in ovl_copy_up_flags (2)

Auto-closing this bug as obsolete. Crashes did not happen for a while, no reproducer and no activity.

Oct 3

Oct 3

[syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in md5_blocks

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

unread,

[syzbot] [ecryptfs?] KASAN: slab-out-of-bounds Read in md5_blocks

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

Oct 3

Oct 3

Re: [syzbot] WARNING in wiphy_delayed_work_cancel

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

unread,

Re: [syzbot] WARNING in wiphy_delayed_work_cancel

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

Oct 3

Oct 3

[syzbot] WARNING in wiphy_delayed_work_cancel

For archival purposes, forwarding an incoming command email to linux-...@vger.kernel.org,

unread,

[syzbot] WARNING in wiphy_delayed_work_cancel

For archival purposes, forwarding an incoming command email to linux-...@vger.kernel.org,

Oct 3

syzbot, … David Howells11

Oct 3

[syzbot] [afs?] INFO: task hung in afs_cell_purge (2)

Auto-closing this bug as obsolete. No recent activity, existing reproducers are no longer triggering

unread,

[syzbot] [afs?] INFO: task hung in afs_cell_purge (2)

Auto-closing this bug as obsolete. No recent activity, existing reproducers are no longer triggering

Oct 3

Oct 3

Re: [syzbot] [btrfs?] WARNING in btrfs_init_new_device

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

unread,

Re: [syzbot] [btrfs?] WARNING in btrfs_init_new_device

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

Oct 3

Oct 3

[syzbot] [btrfs?] WARNING in btrfs_init_new_device

For archival purposes, forwarding an incoming command email to linux-...@vger.kernel.org,

unread,

[syzbot] [btrfs?] WARNING in btrfs_init_new_device

For archival purposes, forwarding an incoming command email to linux-...@vger.kernel.org,

Oct 3

Oct 3

[syzbot ci] Re: iommupt: Introduce IO page table shrinker

syzbot ci has tested the following series [v1] iommupt: Introduce IO page table shrinker https://lore

unread,

[syzbot ci] Re: iommupt: Introduce IO page table shrinker

syzbot ci has tested the following series [v1] iommupt: Introduce IO page table shrinker https://lore

Oct 3

Oct 3

[syzbot] Monthly raid report (Oct 2026)

Hello raid maintainers/developers, This is a 31-day syzbot report for the raid subsystem. All related

unread,

[syzbot] Monthly raid report (Oct 2026)

Hello raid maintainers/developers, This is a 31-day syzbot report for the raid subsystem. All related

Oct 3

Oct 3

[syzbot] Monthly lsm report (Oct 2026)

Hello lsm maintainers/developers, This is a 31-day syzbot report for the lsm subsystem. All related

unread,

[syzbot] Monthly lsm report (Oct 2026)

Hello lsm maintainers/developers, This is a 31-day syzbot report for the lsm subsystem. All related

Oct 3

Oct 2

[syzbot] [ocfs2?] WARNING: locking bug in ocfs2_inode_lock_full_nested (3)

Auto-closing this bug as obsolete. Crashes did not happen for a while, no reproducer and no activity.

unread,

[syzbot] [ocfs2?] WARNING: locking bug in ocfs2_inode_lock_full_nested (3)

Auto-closing this bug as obsolete. Crashes did not happen for a while, no reproducer and no activity.

Oct 2

Oct 2

[syzbot] [kernel?] possible deadlock in mtrr_del_page

Hello, syzbot found the following issue on: HEAD commit: 72d3fcf802c4 Linux 7.3-rc5 git tree:

unread,

[syzbot] [kernel?] possible deadlock in mtrr_del_page

Hello, syzbot found the following issue on: HEAD commit: 72d3fcf802c4 Linux 7.3-rc5 git tree:

Oct 2

Oct 2

[syzbot] [wireless?] KASAN: slab-use-after-free Read in tasklet_action_common

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

unread,

[syzbot] [wireless?] KASAN: slab-use-after-free Read in tasklet_action_common

Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by

Oct 2

Oct 2

[syzbot] [raid?] general protection fault in md_handle_request

Hello, syzbot found the following issue on: HEAD commit: 6474fa070f2b Add linux-next specific files

unread,

[syzbot] [raid?] general protection fault in md_handle_request

Hello, syzbot found the following issue on: HEAD commit: 6474fa070f2b Add linux-next specific files

Oct 2

Oct 2

[syzbot] [kernel?] KCSAN: data-race in do_notify_parent_cldstop / wait_consider_task (4)

Hello, syzbot found the following issue on: HEAD commit: 5e0f8396d480 Merge tag 'hid-for-linus-

unread,

[syzbot] [kernel?] KCSAN: data-race in do_notify_parent_cldstop / wait_consider_task (4)

Hello, syzbot found the following issue on: HEAD commit: 5e0f8396d480 Merge tag 'hid-for-linus-

Oct 2

syzbot ci, Sean Christopherson2

Oct 2

[syzbot ci] Re: KVM: Fix+harden against bad uaccess using dying VM

On Fri, Oct 02, 2026, syzbot ci wrote: > ------------[ cut here ]------------ > !

unread,

[syzbot ci] Re: KVM: Fix+harden against bad uaccess using dying VM

On Fri, Oct 02, 2026, syzbot ci wrote: > ------------[ cut here ]------------ > !

Oct 2

Oct 2

[syzbot] Monthly netfilter report (Oct 2026)

Hello netfilter maintainers/developers, This is a 31-day syzbot report for the netfilter subsystem.

unread,

[syzbot] Monthly netfilter report (Oct 2026)

Hello netfilter maintainers/developers, This is a 31-day syzbot report for the netfilter subsystem.

Oct 2

Oct 2

[syzbot] Monthly kernfs report (Oct 2026)

Hello kernfs maintainers/developers, This is a 31-day syzbot report for the kernfs subsystem. All

unread,

[syzbot] Monthly kernfs report (Oct 2026)

Hello kernfs maintainers/developers, This is a 31-day syzbot report for the kernfs subsystem. All

Oct 2

Oct 2

[syzbot] Monthly jfs report (Oct 2026)

Hello jfs maintainers/developers, This is a 31-day syzbot report for the jfs subsystem. All related

unread,

[syzbot] Monthly jfs report (Oct 2026)

Hello jfs maintainers/developers, This is a 31-day syzbot report for the jfs subsystem. All related

Oct 2

Oct 2

[syzbot] [overlayfs?] possible deadlock in iterate_dir (4)

Hello, syzbot found the following issue on: HEAD commit: 6474fa070f2b Add linux-next specific files

unread,

[syzbot] [overlayfs?] possible deadlock in iterate_dir (4)

Hello, syzbot found the following issue on: HEAD commit: 6474fa070f2b Add linux-next specific files

Oct 2

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