Warning: Permanently added '10.128.10.33' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program syzkaller login: [ 94.381770][ C0] hrtimer: interrupt took 93947 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 95.124155][ T1015] cfg80211: failed to load regulatory.db executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 98.498387][ T3642] ===================================================== [ 98.505537][ T3642] BUG: KMSAN: uninit-value in number+0x851/0x23d0 [ 98.512004][ T3642] number+0x851/0x23d0 [ 98.516151][ T3642] vsnprintf+0x1f0d/0x3650 [ 98.520623][ T3642] seq_printf+0x314/0x4f0 [ 98.525014][ T3642] udp4_seq_show+0x78b/0x910 [ 98.529657][ T3642] seq_read_iter+0xaac/0x2150 [ 98.534383][ T3642] seq_read+0x7a6/0x990 [ 98.538598][ T3642] proc_reg_read+0x39d/0x560 [ 98.543245][ T3642] do_iter_read+0xb28/0x14c0 [ 98.547876][ T3642] do_preadv+0x45e/0x6c0 [ 98.552161][ T3642] __x64_sys_preadv+0x120/0x170 [ 98.557047][ T3642] do_syscall_64+0x54/0xd0 [ 98.561502][ T3642] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.567533][ T3642] [ 98.569867][ T3642] Local variable sample.i created at: [ 98.575238][ T3642] event_sched_in+0x132b/0x35c0 [ 98.580138][ T3642] visit_groups_merge+0x2919/0x7460 [ 98.585371][ T3642] [ 98.587711][ T3642] CPU: 1 PID: 3642 Comm: syz-executor500 Not tainted 5.16.0-rc5-syzkaller #0 [ 98.596516][ T3642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.606597][ T3642] ===================================================== [ 98.613532][ T3642] Disabling lock debugging due to kernel taint [ 98.619958][ T3642] Kernel panic - not syncing: kmsan.panic set ... [ 98.626388][ T3642] CPU: 1 PID: 3642 Comm: syz-executor500 Tainted: G B 5.16.0-rc5-syzkaller #0 [ 98.636742][ T3642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.646897][ T3642] Call Trace: [ 98.650185][ T3642] [ 98.653124][ T3642] dump_stack_lvl+0x1ff/0x28e [ 98.657847][ T3642] dump_stack+0x25/0x28 [ 98.662036][ T3642] panic+0x487/0xe1f [ 98.665992][ T3642] ? add_taint+0x181/0x210 [ 98.670439][ T3642] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 98.676385][ T3642] kmsan_report+0x2e6/0x2f0 [ 98.680932][ T3642] ? __module_address+0x61/0x610 [ 98.685912][ T3642] ? __msan_warning+0xb8/0x130 [ 98.690716][ T3642] ? number+0x851/0x23d0 [ 98.694987][ T3642] ? vsnprintf+0x1f0d/0x3650 [ 98.699611][ T3642] ? seq_printf+0x314/0x4f0 [ 98.704153][ T3642] ? udp4_seq_show+0x78b/0x910 [ 98.708961][ T3642] ? seq_read_iter+0xaac/0x2150 [ 98.713857][ T3642] ? seq_read+0x7a6/0x990 [ 98.718228][ T3642] ? proc_reg_read+0x39d/0x560 [ 98.723032][ T3642] ? do_iter_read+0xb28/0x14c0 [ 98.727846][ T3642] ? do_preadv+0x45e/0x6c0 [ 98.732298][ T3642] ? __x64_sys_preadv+0x120/0x170 [ 98.737371][ T3642] ? do_syscall_64+0x54/0xd0 [ 98.741993][ T3642] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.748205][ T3642] ? kmsan_get_metadata+0x33/0x220 [ 98.753361][ T3642] ? kmsan_internal_set_shadow_origin+0x5e/0xc0 [ 98.759648][ T3642] ? __this_cpu_preempt_check+0x13/0x20 [ 98.765248][ T3642] ? sysvec_apic_timer_interrupt+0x5d/0xc0 [ 98.771108][ T3642] ? kmsan_get_metadata+0x33/0x220 [ 98.776262][ T3642] ? kmsan_internal_set_shadow_origin+0x5e/0xc0 [ 98.782645][ T3642] ? kmsan_get_metadata+0x33/0x220 [ 98.787798][ T3642] ? kmsan_internal_set_shadow_origin+0x5e/0xc0 [ 98.794094][ T3642] __msan_warning+0xb8/0x130 [ 98.798723][ T3642] number+0x851/0x23d0 [ 98.802849][ T3642] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 98.808704][ T3642] vsnprintf+0x1f0d/0x3650 [ 98.813172][ T3642] seq_printf+0x314/0x4f0 [ 98.819564][ T3642] ? seq_printf+0x1/0x4f0 [ 98.823939][ T3642] udp4_seq_show+0x78b/0x910 [ 98.828616][ T3642] ? udp_seq_stop+0x290/0x290 [ 98.834554][ T3642] seq_read_iter+0xaac/0x2150 [ 98.839279][ T3642] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 98.847837][ T3642] seq_read+0x7a6/0x990 [ 98.852061][ T3642] ? seq_open+0x320/0x320 [ 98.856426][ T3642] proc_reg_read+0x39d/0x560 [ 98.861071][ T3642] ? proc_reg_get_unmapped_area+0x6a0/0x6a0 [ 98.867013][ T3642] do_iter_read+0xb28/0x14c0 [ 98.871658][ T3642] do_preadv+0x45e/0x6c0 [ 98.875947][ T3642] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 98.881802][ T3642] ? kmsan_get_metadata+0x33/0x220 [ 98.886954][ T3642] ? kmsan_get_metadata+0x33/0x220 [ 98.892111][ T3642] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 98.897977][ T3642] __x64_sys_preadv+0x120/0x170 [ 98.902870][ T3642] do_syscall_64+0x54/0xd0 [ 98.907322][ T3642] ? irqentry_exit+0x12/0x40 [ 98.911954][ T3642] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.917908][ T3642] RIP: 0033:0x7f3f9b31bf99 [ 98.922877][ T3642] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48 [ 98.942520][ T3642] RSP: 002b:00007ffd9a473a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 98.950964][ T3642] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f3f9b31bf99 [ 98.958963][ T3642] RDX: 0000000000000001 RSI: 0000000020000200 RDI: 0000000000000004 [ 98.966981][ T3642] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 98.974977][ T3642] R10: 0000000000000003 R11: 0000000000000246 R12: 00007ffd9a473a60 [ 98.982974][ T3642] R13: 00007ffd9a473a4c R14: 00007ffd9a473a60 R15: 00007ffd9a473a50 [ 98.991002][ T3642] [ 98.994105][ T3642] Kernel Offset: disabled [ 98.998426][ T3642] Rebooting in 86400 seconds..