[ 89.552713][ T3046] Local variable tmp created at: [ 89.557659][ T3046] number+0xad/0x23d0 [ 89.561735][ T3046] vsnprintf+0x1f0d/0x3650 [ 89.566162][ T3046] [ 89.568479][ T3046] CPU: 1 PID: 3046 Comm: dhcpcd Not tainted 5.18.0-rc4-syzkaller #0 [ 89.576467][ T3046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.586523][ T3046] ===================================================== [ 89.593526][ T3046] Disabling lock debugging due to kernel taint [ 89.599665][ T3046] Kernel panic - not syncing: kmsan.panic set ... [ 89.606159][ T3046] CPU: 1 PID: 3046 Comm: dhcpcd Tainted: G B 5.18.0-rc4-syzkaller #0 [ 89.615540][ T3046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.625596][ T3046] Call Trace: [ 89.628870][ T3046] [ 89.631793][ T3046] dump_stack_lvl+0x1ff/0x28e [ 89.636496][ T3046] dump_stack+0x25/0x28 [ 89.640679][ T3046] panic+0x4fe/0xc73 [ 89.644658][ T3046] ? add_taint+0x181/0x210 [ 89.649105][ T3046] ? console_unlock+0x1c00/0x2130 [ 89.654171][ T3046] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 89.660010][ T3046] kmsan_report+0x2e6/0x2f0 [ 89.664549][ T3046] ? __msan_warning+0x94/0x110 [ 89.669437][ T3046] ? preempt_count_add+0x1b5/0x320 [ 89.674580][ T3046] ? sysvec_reschedule_ipi+0x1c/0x110 [ 89.680064][ T3046] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 89.685714][ T3046] ? __msan_metadata_ptr_for_load_4+0x27/0x30 [ 89.691828][ T3046] ? __unwind_start+0x5d0/0x7a0 [ 89.696702][ T3046] ? arch_stack_walk+0x240/0x3c0 [ 89.701663][ T3046] ? stack_trace_save+0x117/0x1a0 [ 89.706704][ T3046] ? kmsan_internal_chain_origin+0xac/0x120 [ 89.712628][ T3046] ? kmsan_internal_memmove_metadata+0x201/0x350 [ 89.718989][ T3046] ? __msan_memcpy+0x65/0x90 [ 89.723601][ T3046] ? sock_write_iter+0x605/0x690 [ 89.728558][ T3046] ? vfs_write+0x119f/0x1e80 [ 89.733171][ T3046] ? ksys_write+0x28b/0x510 [ 89.737695][ T3046] ? __x64_sys_write+0xdb/0x120 [ 89.742567][ T3046] ? do_syscall_64+0x3d/0x90 [ 89.747179][ T3046] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.753273][ T3046] ? kmsan_slab_alloc+0xdb/0x150 [ 89.758238][ T3046] ? __kmalloc_node_track_caller+0xde3/0x14f0 [ 89.764414][ T3046] ? __alloc_skb+0x545/0xf90 [ 89.769021][ T3046] ? alloc_skb_with_frags+0x1df/0xd60 [ 89.774420][ T3046] ? sock_alloc_send_pskb+0xdf4/0xfc0 [ 89.779805][ T3046] ? unix_dgram_sendmsg+0xc60/0x33d0 [ 89.785102][ T3046] ? sock_write_iter+0x594/0x690 [ 89.790066][ T3046] ? vfs_write+0x119f/0x1e80 [ 89.794679][ T3046] ? ksys_write+0x28b/0x510 [ 89.799209][ T3046] ? __x64_sys_write+0xdb/0x120 [ 89.804082][ T3046] ? do_syscall_64+0x3d/0x90 [ 89.808692][ T3046] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.814782][ T3046] ? kmsan_get_metadata+0x33/0x220 [ 89.819910][ T3046] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.825817][ T3046] ? stack_trace_save+0x117/0x1a0 [ 89.830862][ T3046] ? update_stack_state+0x883/0xa60 [ 89.836091][ T3046] ? kmsan_get_metadata+0x33/0x220 [ 89.841216][ T3046] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.847037][ T3046] __msan_warning+0x94/0x110 [ 89.851662][ T3046] preempt_count_add+0x1b5/0x320 [ 89.856763][ T3046] sysvec_reschedule_ipi+0x1c/0x110 [ 89.862017][ T3046] asm_sysvec_reschedule_ipi+0x12/0x20 [ 89.867530][ T3046] RIP: 0010:__msan_metadata_ptr_for_load_4+0x27/0x30 [ 89.874249][ T3046] Code: 1f 40 00 55 48 89 e5 53 48 83 ec 10 9c 8f 45 e8 0f 01 ca 48 8b 5d e8 be 04 00 00 00 31 d2 e8 40 20 00 00 48 89 5d f0 ff 75 f0 <9d> 48 83 c4 10 5b 5d c3 90 55 48 89 e5 53 48 83 ec 10 9c 8f 45 e8 [ 89.893876][ T3046] RSP: 0018:ffff88811d58b6a0 EFLAGS: 00000286 [ 89.899952][ T3046] RAX: ffff88811cd8b7b8 RBX: 0000000000000282 RCX: 00000000005917b7 [ 89.907930][ T3046] RDX: ffff88811d18b7b8 RSI: 000000000592bb70 RDI: ffffea000000000f [ 89.915920][ T3046] RBP: ffff88811d58b6c0 R08: 0000000000000000 R09: ffff88811d58c001 [ 89.923909][ T3046] R10: ffff88811d58b800 R11: 0000000000000000 R12: 0000000000000000 [ 89.931895][ T3046] R13: ffff88811d58b7b8 R14: 0000000000000000 R15: 0000000000000000 [ 89.939920][ T3046] __unwind_start+0x5d0/0x7a0 [ 89.944643][ T3046] arch_stack_walk+0x240/0x3c0 [ 89.949433][ T3046] ? stack_trace_save+0x1a0/0x1a0 [ 89.954484][ T3046] ? stack_trace_save+0x117/0x1a0 [ 89.959530][ T3046] stack_trace_save+0x117/0x1a0 [ 89.964496][ T3046] kmsan_internal_chain_origin+0xac/0x120 [ 89.970253][ T3046] ? kmsan_get_metadata+0x33/0x220 [ 89.975379][ T3046] ? kmsan_get_metadata+0x33/0x220 [ 89.980505][ T3046] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 89.986776][ T3046] ? kmsan_get_metadata+0x33/0x220 [ 89.991897][ T3046] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.997733][ T3046] ? scm_destroy+0xec/0x100 [ 90.002262][ T3046] ? unix_dgram_sendmsg+0x2bc0/0x33d0 [ 90.007657][ T3046] kmsan_internal_memmove_metadata+0x201/0x350 [ 90.013857][ T3046] __msan_memcpy+0x65/0x90 [ 90.018306][ T3046] sock_write_iter+0x605/0x690 [ 90.023108][ T3046] ? sock_read_iter+0x630/0x630 [ 90.027984][ T3046] vfs_write+0x119f/0x1e80 [ 90.032443][ T3046] ksys_write+0x28b/0x510 [ 90.036803][ T3046] __x64_sys_write+0xdb/0x120 [ 90.041516][ T3046] do_syscall_64+0x3d/0x90 [ 90.045972][ T3046] ? asm_exc_page_fault+0x8/0x30 [ 90.050949][ T3046] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.056877][ T3046] RIP: 0033:0x7f35a64e19a3 [ 90.061300][ T3046] Code: 8b 15 d9 f4 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 90.080934][ T3046] RSP: 002b:00007ffc0b9f1aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 90.089368][ T3046] RAX: ffffffffffffffda RBX: 000055b771e80700 RCX: 00007f35a64e19a3 [ 90.097348][ T3046] RDX: 0000000000000047 RSI: 00007ffc0b9f1ac0 RDI: 0000000000000005 [ 90.105322][ T3046] RBP: 00007ffc0b9f1ac0 R08: 0000000000000004 R09: 00007ffc0b9f1a30 [ 90.113299][ T3046] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b7718ddedc [ 90.121274][ T3046] R13: 00007ffc0b9f1ef0 R14: 000055b771f79220 R15: 0000000000000001 [ 90.129265][ T3046] [ 90.132470][ T3046] Kernel Offset: disabled [ 90.136793][ T3046] Rebooting in 86400 seconds..