Warning: Permanently added '10.128.10.5' (ED25519) to the list of known hosts. 2025/09/08 03:49:59 parsed 1 programs [ 65.982341][ T1910] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 2025/09/08 03:50:07 executed programs: 0 2025/09/08 03:50:13 executed programs: 2 [ 79.113111][ T2875] ================================================================== [ 79.121337][ T2875] BUG: KASAN: null-ptr-deref in io_sqe_buffer_register+0x4b8/0x1b40 [ 79.129317][ T2875] Read of size 8 at addr 0000000000000000 by task syz.3.17/2875 [ 79.136918][ T2875] [ 79.139237][ T2875] CPU: 0 UID: 0 PID: 2875 Comm: syz.3.17 Not tainted syzkaller #0 PREEMPT(none) [ 79.139244][ T2875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 79.139248][ T2875] Call Trace: [ 79.139260][ T2875] [ 79.139263][ T2875] dump_stack_lvl+0xf4/0x170 [ 79.139277][ T2875] ? __pfx_dump_stack_lvl+0x10/0x10 [ 79.139283][ T2875] ? _raw_spin_lock_irqsave+0xa5/0xe0 [ 79.139292][ T2875] ? io_sqe_buffer_register+0x4b8/0x1b40 [ 79.139298][ T2875] ? io_sqe_buffer_register+0x4b8/0x1b40 [ 79.139302][ T2875] kasan_report+0x118/0x150 [ 79.139308][ T2875] ? io_sqe_buffer_register+0x4b8/0x1b40 [ 79.139314][ T2875] kasan_check_range+0x2b0/0x2c0 [ 79.139319][ T2875] io_sqe_buffer_register+0x4b8/0x1b40 [ 79.139327][ T2875] ? __pfx_io_sqe_buffer_register+0x10/0x10 [ 79.139332][ T2875] ? __kvmalloc_node_noprof+0x2f1/0x580 [ 79.139337][ T2875] ? io_sqe_buffers_register+0x101/0x780 [ 79.139342][ T2875] io_sqe_buffers_register+0x31e/0x780 [ 79.139347][ T2875] ? _raw_spin_unlock+0x28/0x50 [ 79.139352][ T2875] ? __pfx_io_sqe_buffers_register+0x10/0x10 [ 79.139358][ T2875] ? __fget_files+0x23d/0x2a0 [ 79.139364][ T2875] ? __fget_files+0x2e/0x2a0 [ 79.139369][ T2875] __se_sys_io_uring_register+0x832/0xb20 [ 79.139377][ T2875] ? __pfx___se_sys_io_uring_register+0x10/0x10 [ 79.139384][ T2875] ? switch_fpu_return+0xe6/0x180 [ 79.139391][ T2875] do_syscall_64+0x8f/0x250 [ 79.139398][ T2875] ? fpregs_assert_state_consistent+0x48/0x60 [ 79.139403][ T2875] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 79.139408][ T2875] RIP: 0033:0x7f64a280ebe9 [ 79.139418][ T2875] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 79.139423][ T2875] RSP: 002b:00007f64a267f038 EFLAGS: 00000246 ORIG_RAX: 00000000000001ab [ 79.139432][ T2875] RAX: ffffffffffffffda RBX: 00007f64a2a45fa0 RCX: 00007f64a280ebe9 [ 79.139436][ T2875] RDX: 00002000000002c0 RSI: 0000000000000000 RDI: 0000000000000003 [ 79.139439][ T2875] RBP: 00007f64a2891e19 R08: 0000000000000000 R09: 0000000000000000 [ 79.139442][ T2875] R10: 100000000000011a R11: 0000000000000246 R12: 0000000000000000 [ 79.139445][ T2875] R13: 00007f64a2a46038 R14: 00007f64a2a45fa0 R15: 00007ffcca76bbe8 [ 79.139450][ T2875] [ 79.139453][ T2875] ================================================================== [ 79.370846][ T2875] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 79.378243][ T2875] Kernel Offset: disabled [ 79.382563][ T2875] Rebooting in 86400 seconds..