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

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12:43 PM

[syzbot] [media?] memory leak in vidtv_psi_pat_program_init

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

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[syzbot] [media?] memory leak in vidtv_psi_pat_program_init

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

12:43 PM

syzbot, … Xin Long5

11:07 AM

[syzbot] [sctp?] WARNING: refcount bug in sctp_transport_put (6)

On Tue, Sep 1, 2026 at 10:35 AM David Laight <david.lai...@gmail.com> wrote: > > On

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[syzbot] [sctp?] WARNING: refcount bug in sctp_transport_put (6)

On Tue, Sep 1, 2026 at 10:35 AM David Laight <david.lai...@gmail.com> wrote: > > On

11:07 AM

syzbot, … Keith Busch5

10:49 AM

[syzbot] [block?] BUG: corrupted list in blk_mq_request_bypass_insert

On Mon, Aug 31, 2026 at 01:55:37PM -0700, Bart Van Assche wrote: > On 8/31/26 7:58 AM, Keith Busch

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[syzbot] [block?] BUG: corrupted list in blk_mq_request_bypass_insert

On Mon, Aug 31, 2026 at 01:55:37PM -0700, Bart Van Assche wrote: > On 8/31/26 7:58 AM, Keith Busch

10:49 AM

10:43 AM

[syzbot] [fs?] possible deadlock in uvcg_extension_ba_source_id_store

Hello, syzbot found the following issue on: HEAD commit: 818bebeb63dd drm/xe: Don't hand out the

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[syzbot] [fs?] possible deadlock in uvcg_extension_ba_source_id_store

Hello, syzbot found the following issue on: HEAD commit: 818bebeb63dd drm/xe: Don't hand out the

10:43 AM

9:58 AM

[syzbot] [sctp?] WARNING: refcount bug in sctp_generate_timeout_event (4)

Hello, syzbot found the following issue on: HEAD commit: bf1079577a11 Merge tag 'sched_ext-for-

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[syzbot] [sctp?] WARNING: refcount bug in sctp_generate_timeout_event (4)

Hello, syzbot found the following issue on: HEAD commit: bf1079577a11 Merge tag 'sched_ext-for-

9:58 AM

9:55 AM

Re: [syzbot] [f2fs?] kernel BUG in clear_inode (5)

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

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Re: [syzbot] [f2fs?] kernel BUG in clear_inode (5)

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

9:55 AM

Krystian Kaniewski, … Leon Romanovsky9

9:43 AM

[PATCH net v3] RDMA/core: Reject unregistering netdevs in ib_get_eth_speed

On Wed, 12 Aug 2026 10:16:41 +0200, Krystian Kaniewski wrote: > ib_device_get_netdev()

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[PATCH net v3] RDMA/core: Reject unregistering netdevs in ib_get_eth_speed

On Wed, 12 Aug 2026 10:16:41 +0200, Krystian Kaniewski wrote: > ib_device_get_netdev()

9:43 AM

9:16 AM

[syzbot] [f2fs?] kernel BUG in clear_inode (5)

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

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[syzbot] [f2fs?] kernel BUG in clear_inode (5)

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

9:16 AM

8:42 AM

[syzbot] [jfs?] INFO: task hung in __get_metapage (2)

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

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[syzbot] [jfs?] INFO: task hung in __get_metapage (2)

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

8:42 AM

8:33 AM

[syzbot] Monthly dri report (Sep 2026)

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

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[syzbot] Monthly dri report (Sep 2026)

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

8:33 AM

5:08 AM

[syzbot] [kernel?] INFO: task hung in mmc_go_idle

Hello, syzbot found the following issue on: HEAD commit: cf72cbb39da8 Merge tag 'io_uring-7.3-

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[syzbot] [kernel?] INFO: task hung in mmc_go_idle

Hello, syzbot found the following issue on: HEAD commit: cf72cbb39da8 Merge tag 'io_uring-7.3-

5:08 AM

syzbot, Yu, Tao17

4:24 AM

[syzbot] [edac?] general protection fault in detach_timer (3)

Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: WARNING

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[syzbot] [edac?] general protection fault in detach_timer (3)

Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: WARNING

4:24 AM

syzbot, … Junjie Cao10

4:22 AM

[syzbot] [mm?] INFO: rcu detected stall in exit_to_user_mode_loop

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

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[syzbot] [mm?] INFO: rcu detected stall in exit_to_user_mode_loop

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

4:22 AM

syzbot, … Junjie Cao16

3:55 AM

[syzbot] [mm?] INFO: rcu detected stall in sys_munmap (2)

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

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[syzbot] [mm?] INFO: rcu detected stall in sys_munmap (2)

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

3:55 AM

syzbot, Junjie Cao6

3:45 AM

[syzbot] [kernfs?] [mm?] INFO: rcu detected stall in kernfs_fop_open (7)

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

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[syzbot] [kernfs?] [mm?] INFO: rcu detected stall in kernfs_fop_open (7)

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

3:45 AM

syzbot, … Hillf Danton3

3:34 AM

[syzbot] [kvm?] INFO: task hung in kvm_gmem_release

On Mon, 31 Aug 2026 08:15:44 -0700 Sean Christopherson wrote: >On Mon, Aug 31, 2026, syzbot wrote:

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[syzbot] [kvm?] INFO: task hung in kvm_gmem_release

On Mon, 31 Aug 2026 08:15:44 -0700 Sean Christopherson wrote: >On Mon, Aug 31, 2026, syzbot wrote:

3:34 AM

3:05 AM

[PATCH] can: j1939: fix memory leaks caused by pending address claim timer

From: Slawomir Stepien <s...@poczta.fm> A memory leak of struct j1939_ecu and struct j1939_priv

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[PATCH] can: j1939: fix memory leaks caused by pending address claim timer

From: Slawomir Stepien <s...@poczta.fm> A memory leak of struct j1939_ecu and struct j1939_priv

3:05 AM

2:59 AM

[syzbot ci] Re: block: brd/loop error-path cleanup

syzbot ci has tested the following series [v1] block: brd/loop error-path cleanup https://lore.kernel

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[syzbot ci] Re: block: brd/loop error-path cleanup

syzbot ci has tested the following series [v1] block: brd/loop error-path cleanup https://lore.kernel

2:59 AM

syzbot, Hillf Danton3

2:55 AM

[syzbot] [i2c?] [usb?] INFO: task hung in em28xx_i2c_unregister

Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: BUG:

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[syzbot] [i2c?] [usb?] INFO: task hung in em28xx_i2c_unregister

Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: BUG:

2:55 AM

Aug 31

[syzbot] [ext4?] general protection fault in __bh_submit

Hello, syzbot found the following issue on: HEAD commit: 89c07d98716a Add linux-next specific files

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[syzbot] [ext4?] general protection fault in __bh_submit

Hello, syzbot found the following issue on: HEAD commit: 89c07d98716a Add linux-next specific files

Aug 31

Aug 31

[syzbot] WARNING in cfg80211_pernet_exit

Hello, syzbot found the following issue on: HEAD commit: 73ae59e97596 Merge tag 'erofs-for-7.3-

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[syzbot] WARNING in cfg80211_pernet_exit

Hello, syzbot found the following issue on: HEAD commit: 73ae59e97596 Merge tag 'erofs-for-7.3-

Aug 31

David Woodhouse3

Aug 31

[PATCH v3 0/13] KVM: x86/xen: Bug fixes and long_mode cleanup

From: David Woodhouse <dw...@amazon.co.uk> Rename in preparation for adding a variant that takes

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[PATCH v3 0/13] KVM: x86/xen: Bug fixes and long_mode cleanup

From: David Woodhouse <dw...@amazon.co.uk> Rename in preparation for adding a variant that takes

Aug 31

David Woodhouse

Aug 31

[PATCH v3 13/13] KVM: x86/xen: Convert evtchn_ports from IDR to XArray

From: Furkan Caliskan <frn1fu...@gmail.com> IDR is deprecated in favor of XArray: see

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[PATCH v3 13/13] KVM: x86/xen: Convert evtchn_ports from IDR to XArray

From: Furkan Caliskan <frn1fu...@gmail.com> IDR is deprecated in favor of XArray: see

Aug 31

David Woodhouse

Aug 31

[PATCH v3 05/13] KVM: x86/xen: Latch shinfo mode in kvm_xen_schedop_poll()

From: David Woodhouse <dw...@amazon.co.uk> kvm_xen_schedop_poll() validates port numbers against

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[PATCH v3 05/13] KVM: x86/xen: Latch shinfo mode in kvm_xen_schedop_poll()

From: David Woodhouse <dw...@amazon.co.uk> kvm_xen_schedop_poll() validates port numbers against

Aug 31

David Woodhouse

Aug 31

[PATCH v3 01/13] KVM: x86/xen: Rename 'longmode' to 'is_64bit' in hypercall handling

From: David Woodhouse <dw...@amazon.co.uk> Rename the local 'longmode' variable and

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[PATCH v3 01/13] KVM: x86/xen: Rename 'longmode' to 'is_64bit' in hypercall handling

From: David Woodhouse <dw...@amazon.co.uk> Rename the local 'longmode' variable and

Aug 31

David Woodhouse

Aug 31

[PATCH v3 10/13] KVM: x86/xen: Take kvm->srcu in __kvm_xen_has_interrupt()

From: David Woodhouse <dw...@amazon.co.uk> kvm_gpc_check() checks the cached memslot generation

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[PATCH v3 10/13] KVM: x86/xen: Take kvm->srcu in __kvm_xen_has_interrupt()

From: David Woodhouse <dw...@amazon.co.uk> kvm_gpc_check() checks the cached memslot generation

Aug 31

David Woodhouse

Aug 31

[PATCH v3 04/13] KVM: x86/xen: Latch shinfo mode in kvm_xen_set_evtchn_fast()

From: Hyunwoo Kim <imv...@gmail.com> kvm_xen_set_evtchn_fast() assumes the port range check in

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[PATCH v3 04/13] KVM: x86/xen: Latch shinfo mode in kvm_xen_set_evtchn_fast()

From: Hyunwoo Kim <imv...@gmail.com> kvm_xen_set_evtchn_fast() assumes the port range check in

Aug 31

David Woodhouse

Aug 31

[PATCH v3 09/13] KVM: x86/xen: Use atomic*() APIs instead of open coded equivalents

From: Sean Christopherson <sea...@google.com> Replace the open coded atomic asm blobs in the

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[PATCH v3 09/13] KVM: x86/xen: Use atomic*() APIs instead of open coded equivalents

From: Sean Christopherson <sea...@google.com> Replace the open coded atomic asm blobs in the

Aug 31

David Woodhouse

Aug 31

[PATCH v3 12/13] KVM: pfncache: use a dedicated invalidation sequence for cache refresh

From: David Woodhouse <dw...@amazon.co.uk> The gfn_to_pfn_cache refresh path guards against mmu

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[PATCH v3 12/13] KVM: pfncache: use a dedicated invalidation sequence for cache refresh

From: David Woodhouse <dw...@amazon.co.uk> The gfn_to_pfn_cache refresh path guards against mmu

Aug 31

David Woodhouse

Aug 31

[PATCH v3 02/13] KVM: x86/xen: Introduce kvm_xen_has_64bit_shinfo() macro

From: David Woodhouse <dw...@amazon.co.uk> Add a kvm_xen_has_64bit_shinfo() helper macro to

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[PATCH v3 02/13] KVM: x86/xen: Introduce kvm_xen_has_64bit_shinfo() macro

From: David Woodhouse <dw...@amazon.co.uk> Add a kvm_xen_has_64bit_shinfo() helper macro to

Aug 31

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