DUID 00:04:cd:7d:74:7d:04:96:3f:c0:f2:1a:da:5a:49:b1:9f:fb forked to background, child pid 3184 [ 26.891375][ T3185] 8021q: adding VLAN 0 to HW filter on device bond0 [ 26.902151][ T3185] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.65' (ECDSA) to the list of known hosts. 2022/06/21 07:56:58 fuzzer started 2022/06/21 07:56:58 dialing manager at 10.128.0.169:35935 syzkaller login: [ 44.114027][ T3612] cgroup: Unknown subsys name 'net' [ 44.219920][ T3612] cgroup: Unknown subsys name 'rlimit' 2022/06/21 07:56:58 syscalls: 3682 2022/06/21 07:56:58 code coverage: enabled 2022/06/21 07:56:58 comparison tracing: enabled 2022/06/21 07:56:58 extra coverage: enabled 2022/06/21 07:56:58 delay kcov mmap: enabled 2022/06/21 07:56:58 setuid sandbox: enabled 2022/06/21 07:56:58 namespace sandbox: enabled 2022/06/21 07:56:58 Android sandbox: /sys/fs/selinux/policy does not exist 2022/06/21 07:56:58 fault injection: enabled 2022/06/21 07:56:58 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2022/06/21 07:56:58 net packet injection: enabled 2022/06/21 07:56:58 net device setup: enabled 2022/06/21 07:56:58 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/06/21 07:56:58 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/06/21 07:56:58 USB emulation: enabled 2022/06/21 07:56:58 hci packet injection: enabled 2022/06/21 07:56:58 wifi device emulation: enabled 2022/06/21 07:56:58 802.15.4 emulation: enabled 2022/06/21 07:56:58 fetching corpus: 0, signal 0/2000 (executing program) 2022/06/21 07:56:58 fetching corpus: 49, signal 36386/40064 (executing program) 2022/06/21 07:56:59 fetching corpus: 99, signal 59484/64725 (executing program) 2022/06/21 07:56:59 fetching corpus: 149, signal 72549/79293 (executing program) 2022/06/21 07:56:59 fetching corpus: 199, signal 86844/94962 (executing program) 2022/06/21 07:56:59 fetching corpus: 249, signal 97296/106809 (executing program) 2022/06/21 07:56:59 fetching corpus: 298, signal 106724/117526 (executing program) 2022/06/21 07:56:59 fetching corpus: 348, signal 114083/126204 (executing program) 2022/06/21 07:57:00 fetching corpus: 398, signal 119425/132804 (executing program) 2022/06/21 07:57:00 fetching corpus: 448, signal 125233/139880 (executing program) 2022/06/21 07:57:00 fetching corpus: 498, signal 130680/146542 (executing program) 2022/06/21 07:57:00 fetching corpus: 548, signal 135269/152350 (executing program) 2022/06/21 07:57:00 fetching corpus: 598, signal 139879/158142 (executing program) 2022/06/21 07:57:00 fetching corpus: 648, signal 144612/163968 (executing program) 2022/06/21 07:57:00 fetching corpus: 698, signal 150310/170641 (executing program) [ 46.402737][ T0] ------------[ cut here ]------------ [ 46.402747][ T0] WARNING: CPU: 1 PID: 0 at kernel/context_tracking.c:335 ct_idle_exit+0x34/0x40 [ 46.402805][ T0] [ 46.402808][ T0] ============================= [ 46.402812][ T0] WARNING: suspicious RCU usage [ 46.402817][ T0] 5.19.0-rc3-next-20220620-syzkaller #0 Not tainted [ 46.402828][ T0] ----------------------------- [ 46.402832][ T0] include/trace/events/lock.h:24 suspicious rcu_dereference_check() usage! [ 46.402844][ T0] [ 46.402844][ T0] other info that might help us debug this: [ 46.402844][ T0] [ 46.402849][ T0] [ 46.402849][ T0] rcu_scheduler_active = 2, debug_locks = 1 [ 46.402861][ T0] RCU used illegally from extended quiescent state! [ 46.402867][ T0] no locks held by swapper/1/0. [ 46.402875][ T0] [ 46.402875][ T0] stack backtrace: [ 46.402880][ T0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-rc3-next-20220620-syzkaller #0 2022/06/21 07:57:00 fetching corpus: 748, signal 156313/177594 (executing program) [ 46.402901][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.402912][ T0] Call Trace: [ 46.402918][ T0] [ 46.402926][ T0] dump_stack_lvl+0xcd/0x134 [ 46.402963][ T0] lock_acquire.cold+0x1f/0x40 [ 46.402990][ T0] ? lock_release+0x780/0x780 [ 46.403030][ T0] ? vprintk_emit+0x127/0x680 [ 46.403053][ T0] _raw_spin_lock_irqsave+0x39/0x50 [ 46.403083][ T0] ? down_trylock+0xe/0x60 [ 46.403113][ T0] down_trylock+0xe/0x60 [ 46.403144][ T0] __down_trylock_console_sem+0xfb/0x120 [ 46.403170][ T0] console_trylock+0x13/0xd0 [ 46.403191][ T0] vprintk_emit+0x127/0x680 [ 46.403217][ T0] ? ct_idle_exit+0x34/0x40 [ 46.403246][ T0] vprintk+0x80/0x90 [ 46.403269][ T0] _printk+0xba/0xed [ 46.403292][ T0] ? record_print_text.cold+0x16/0x16 [ 46.403316][ T0] ? vprintk+0x88/0x90 [ 46.403340][ T0] ? _printk+0xba/0xed [ 46.403363][ T0] ? record_print_text.cold+0x16/0x16 [ 46.403398][ T0] ? ct_idle_exit+0x34/0x40 [ 46.403428][ T0] __warn+0x91/0x190 [ 46.403458][ T0] ? ct_idle_exit+0x34/0x40 [ 46.403486][ T0] report_bug+0x1bc/0x210 [ 46.403523][ T0] handle_bug+0x3c/0x60 [ 46.403544][ T0] exc_invalid_op+0x14/0x40 [ 46.403575][ T0] asm_exc_invalid_op+0x1b/0x20 [ 46.403607][ T0] RIP: 0010:ct_idle_exit+0x34/0x40 [ 46.403637][ T0] Code: 00 02 00 00 31 ff 48 89 de 0f 1f 44 00 00 48 85 db 75 12 0f 1f 44 00 00 5b be 03 00 00 00 31 ff e9 01 fe ff ff 0f 1f 44 00 00 <0f> 0b eb e5 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 41 89 f4 55 [ 46.403658][ T0] RSP: 0018:ffffc90000187d78 EFLAGS: 00010206 [ 46.403676][ T0] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000000 [ 46.403690][ T0] RDX: ffff888011a6ba80 RSI: 0000000000000200 RDI: 0000000000000000 [ 46.403703][ T0] RBP: ffffffff8c7bfca0 R08: 0000000000000005 R09: 0000000000000000 [ 46.403717][ T0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 46.403729][ T0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 46.403764][ T0] cpuidle_enter_state+0x6f7/0xc80 [ 46.403803][ T0] cpuidle_enter+0x4a/0xa0 2022/06/21 07:57:01 fetching corpus: 798, signal 161296/183540 (executing program) [ 46.403835][ T0] do_idle+0x3e8/0x590 [ 46.403864][ T0] ? arch_cpu_idle_exit+0x30/0x30 [ 46.403893][ T0] ? do_idle+0x333/0x590 [ 46.403924][ T0] cpu_startup_entry+0x14/0x20 [ 46.403949][ T0] start_secondary+0x21d/0x2b0 [ 46.403984][ T0] ? set_cpu_sibling_map+0x1ef0/0x1ef0 [ 46.404028][ T0] secondary_startup_64_no_verify+0xce/0xdb [ 46.404078][ T0] [ 46.404086][ T0] [ 46.404089][ T0] ============================= [ 46.404094][ T0] WARNING: suspicious RCU usage [ 46.404098][ T0] 5.19.0-rc3-next-20220620-syzkaller #0 Not tainted [ 46.404109][ T0] ----------------------------- [ 46.404113][ T0] include/trace/events/lock.h:69 suspicious rcu_dereference_check() usage! [ 46.404127][ T0] [ 46.404127][ T0] other info that might help us debug this: [ 46.404127][ T0] [ 46.404132][ T0] [ 46.404132][ T0] rcu_scheduler_active = 2, debug_locks = 1 [ 46.404144][ T0] RCU used illegally from extended quiescent state! [ 46.404149][ T0] 1 lock held by swapper/1/0: [ 46.404160][ T0] #0: ffffffff8bd75ed8 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x60 [ 46.404220][ T0] [ 46.404220][ T0] stack backtrace: [ 46.404225][ T0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-rc3-next-20220620-syzkaller #0 [ 46.404245][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.404255][ T0] Call Trace: [ 46.404260][ T0] [ 46.404267][ T0] dump_stack_lvl+0xcd/0x134 [ 46.404301][ T0] lock_release.cold+0x1f/0x4e [ 46.404323][ T0] ? down_trylock+0x45/0x60 [ 46.404353][ T0] ? lock_downgrade+0x6e0/0x6e0 [ 46.404375][ T0] ? rwlock_bug.part.0+0x90/0x90 [ 46.404411][ T0] ? vprintk_emit+0x127/0x680 [ 46.404434][ T0] _raw_spin_unlock_irqrestore+0x16/0x70 [ 46.404468][ T0] down_trylock+0x45/0x60 [ 46.404500][ T0] __down_trylock_console_sem+0xfb/0x120 [ 46.404525][ T0] console_trylock+0x13/0xd0 [ 46.404546][ T0] vprintk_emit+0x127/0x680 [ 46.404577][ T0] ? ct_idle_exit+0x34/0x40 [ 46.404606][ T0] vprintk+0x80/0x90 2022/06/21 07:57:01 fetching corpus: 848, signal 166014/189175 (executing program) [ 46.404630][ T0] _printk+0xba/0xed [ 46.404655][ T0] ? record_print_text.cold+0x16/0x16 [ 46.404680][ T0] ? vprintk+0x88/0x90 [ 46.404704][ T0] ? _printk+0xba/0xed [ 46.404728][ T0] ? record_print_text.cold+0x16/0x16 [ 46.404764][ T0] ? ct_idle_exit+0x34/0x40 [ 46.404794][ T0] __warn+0x91/0x190 [ 46.404824][ T0] ? ct_idle_exit+0x34/0x40 [ 46.404854][ T0] report_bug+0x1bc/0x210 [ 46.404890][ T0] handle_bug+0x3c/0x60 [ 46.404912][ T0] exc_invalid_op+0x14/0x40 [ 46.404937][ T0] asm_exc_invalid_op+0x1b/0x20 [ 46.404967][ T0] RIP: 0010:ct_idle_exit+0x34/0x40 [ 46.404995][ T0] Code: 00 02 00 00 31 ff 48 89 de 0f 1f 44 00 00 48 85 db 75 12 0f 1f 44 00 00 5b be 03 00 00 00 31 ff e9 01 fe ff ff 0f 1f 44 00 00 <0f> 0b eb e5 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 41 89 f4 55 [ 46.405014][ T0] RSP: 0018:ffffc90000187d78 EFLAGS: 00010206 [ 46.405030][ T0] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000000 [ 46.405043][ T0] RDX: ffff888011a6ba80 RSI: 0000000000000200 RDI: 0000000000000000 [ 46.405056][ T0] RBP: ffffffff8c7bfca0 R08: 0000000000000005 R09: 0000000000000000 [ 46.405068][ T0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 46.405080][ T0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 46.405116][ T0] cpuidle_enter_state+0x6f7/0xc80 [ 46.405155][ T0] cpuidle_enter+0x4a/0xa0 [ 46.405186][ T0] do_idle+0x3e8/0x590 [ 46.405215][ T0] ? arch_cpu_idle_exit+0x30/0x30 [ 46.405244][ T0] ? do_idle+0x333/0x590 [ 46.405276][ T0] cpu_startup_entry+0x14/0x20 [ 46.405300][ T0] start_secondary+0x21d/0x2b0 [ 46.405332][ T0] ? set_cpu_sibling_map+0x1ef0/0x1ef0 [ 46.405375][ T0] secondary_startup_64_no_verify+0xce/0xdb [ 46.405426][ T0] [ 47.078900][ T0] Modules linked in: [ 47.082882][ T0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-rc3-next-20220620-syzkaller #0 [ 47.092099][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.102276][ T0] RIP: 0010:ct_idle_exit+0x34/0x40 2022/06/21 07:57:01 fetching corpus: 898, signal 173301/197140 (executing program) [ 47.107508][ T0] Code: 00 02 00 00 31 ff 48 89 de 0f 1f 44 00 00 48 85 db 75 12 0f 1f 44 00 00 5b be 03 00 00 00 31 ff e9 01 fe ff ff 0f 1f 44 00 00 <0f> 0b eb e5 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 41 89 f4 55 [ 47.127224][ T0] RSP: 0018:ffffc90000187d78 EFLAGS: 00010206 [ 47.133377][ T0] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000000 [ 47.141380][ T0] RDX: ffff888011a6ba80 RSI: 0000000000000200 RDI: 0000000000000000 [ 47.149440][ T0] RBP: ffffffff8c7bfca0 R08: 0000000000000005 R09: 0000000000000000 [ 47.157471][ T0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 47.165564][ T0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 47.173610][ T0] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 47.182606][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.189232][ T0] CR2: 000000c0015ac018 CR3: 000000001cffb000 CR4: 00000000003506e0 [ 47.197311][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.205378][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.213419][ T0] Call Trace: [ 47.216725][ T0] [ 47.219684][ T0] cpuidle_enter_state+0x6f7/0xc80 [ 47.226590][ T0] cpuidle_enter+0x4a/0xa0 [ 47.231066][ T0] do_idle+0x3e8/0x590 [ 47.235235][ T0] ? arch_cpu_idle_exit+0x30/0x30 [ 47.240302][ T0] ? do_idle+0x333/0x590 [ 47.244646][ T0] cpu_startup_entry+0x14/0x20 [ 47.244688][ T0] start_secondary+0x21d/0x2b0 [ 47.244725][ T0] ? set_cpu_sibling_map+0x1ef0/0x1ef0 [ 47.244770][ T0] secondary_startup_64_no_verify+0xce/0xdb [ 47.244821][ T0] [ 47.244832][ T0] Kernel panic - not syncing: panic_on_warn set ... [ 47.244843][ T0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-rc3-next-20220620-syzkaller #0 [ 47.244866][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.244878][ T0] Call Trace: [ 47.244885][ T0] [ 47.244893][ T0] dump_stack_lvl+0xcd/0x134 [ 47.244929][ T0] panic+0x2d7/0x64a [ 47.244958][ T0] ? panic_print_sys_info.part.0+0x10b/0x10b [ 47.245001][ T0] ? __warn.cold+0x1d9/0x2cd [ 47.245033][ T0] ? ct_idle_exit+0x34/0x40 [ 47.245064][ T0] __warn.cold+0x1ea/0x2cd [ 47.245095][ T0] ? ct_idle_exit+0x34/0x40 [ 47.245124][ T0] report_bug+0x1bc/0x210 [ 47.245161][ T0] handle_bug+0x3c/0x60 [ 47.245184][ T0] exc_invalid_op+0x14/0x40 [ 47.245208][ T0] asm_exc_invalid_op+0x1b/0x20 [ 47.245241][ T0] RIP: 0010:ct_idle_exit+0x34/0x40 [ 47.245270][ T0] Code: 00 02 00 00 31 ff 48 89 de 0f 1f 44 00 00 48 85 db 75 12 0f 1f 44 00 00 5b be 03 00 00 00 31 ff e9 01 fe ff ff 0f 1f 44 00 00 <0f> 0b eb e5 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 41 89 f4 55 [ 47.245291][ T0] RSP: 0018:ffffc90000187d78 EFLAGS: 00010206 [ 47.245311][ T0] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000000 [ 47.245326][ T0] RDX: ffff888011a6ba80 RSI: 0000000000000200 RDI: 0000000000000000 [ 47.245341][ T0] RBP: ffffffff8c7bfca0 R08: 0000000000000005 R09: 0000000000000000 [ 47.245355][ T0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 47.245369][ T0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 47.245404][ T0] cpuidle_enter_state+0x6f7/0xc80 [ 47.245443][ T0] cpuidle_enter+0x4a/0xa0 [ 47.245474][ T0] do_idle+0x3e8/0x590 [ 47.245502][ T0] ? arch_cpu_idle_exit+0x30/0x30 [ 47.245537][ T0] ? do_idle+0x333/0x590 [ 47.245569][ T0] cpu_startup_entry+0x14/0x20 [ 47.245594][ T0] start_secondary+0x21d/0x2b0 [ 47.245628][ T0] ? set_cpu_sibling_map+0x1ef0/0x1ef0 [ 47.245670][ T0] secondary_startup_64_no_verify+0xce/0xdb [ 47.245718][ T0] [ 47.471702][ T0] [ 47.474073][ T0] ============================= [ 47.478919][ T0] WARNING: suspicious RCU usage [ 47.483764][ T0] 5.19.0-rc3-next-20220620-syzkaller #0 Not tainted [ 47.490334][ T0] ----------------------------- [ 47.495162][ T0] include/linux/rcupdate.h:707 rcu_read_lock() used illegally while idle! [ 47.503642][ T0] [ 47.503642][ T0] other info that might help us debug this: [ 47.503642][ T0] [ 47.513887][ T0] [ 47.513887][ T0] rcu_scheduler_active = 2, debug_locks = 1 [ 47.521934][ T0] RCU used illegally from extended quiescent state! [ 47.530550][ T0] 1 lock held by swapper/1/0: [ 47.535223][ T0] #0: ffffffff8bd87780 (rcu_read_lock){....}-{1:2}, at: atomic_notifier_call_chain+0x0/0x180 [ 47.545504][ T0] [ 47.545504][ T0] stack backtrace: [ 47.551395][ T0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-rc3-next-20220620-syzkaller #0 [ 47.560583][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.570639][ T0] Call Trace: [ 47.573926][ T0] [ 47.576864][ T0] dump_stack_lvl+0xcd/0x134 [ 47.581454][ T0] atomic_notifier_call_chain+0x112/0x180 [ 47.587172][ T0] panic+0x35f/0x64a [ 47.591063][ T0] ? panic_print_sys_info.part.0+0x10b/0x10b [ 47.597045][ T0] ? __warn.cold+0x1d9/0x2cd [ 47.601633][ T0] ? ct_idle_exit+0x34/0x40 [ 47.606132][ T0] __warn.cold+0x1ea/0x2cd [ 47.610542][ T0] ? ct_idle_exit+0x34/0x40 [ 47.615072][ T0] report_bug+0x1bc/0x210 [ 47.619401][ T0] handle_bug+0x3c/0x60 [ 47.623547][ T0] exc_invalid_op+0x14/0x40 [ 47.628038][ T0] asm_exc_invalid_op+0x1b/0x20 [ 47.632900][ T0] RIP: 0010:ct_idle_exit+0x34/0x40 [ 47.638042][ T0] Code: 00 02 00 00 31 ff 48 89 de 0f 1f 44 00 00 48 85 db 75 12 0f 1f 44 00 00 5b be 03 00 00 00 31 ff e9 01 fe ff ff 0f 1f 44 00 00 <0f> 0b eb e5 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 41 89 f4 55 [ 47.657650][ T0] RSP: 0018:ffffc90000187d78 EFLAGS: 00010206 [ 47.663712][ T0] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000000 [ 47.671672][ T0] RDX: ffff888011a6ba80 RSI: 0000000000000200 RDI: 0000000000000000 [ 47.679630][ T0] RBP: ffffffff8c7bfca0 R08: 0000000000000005 R09: 0000000000000000 [ 47.687589][ T0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 47.695548][ T0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 47.703526][ T0] cpuidle_enter_state+0x6f7/0xc80 [ 47.708642][ T0] cpuidle_enter+0x4a/0xa0 [ 47.713054][ T0] do_idle+0x3e8/0x590 [ 47.717116][ T0] ? arch_cpu_idle_exit+0x30/0x30 [ 47.722134][ T0] ? do_idle+0x333/0x590 [ 47.726374][ T0] cpu_startup_entry+0x14/0x20 [ 47.731126][ T0] start_secondary+0x21d/0x2b0 [ 47.735888][ T0] ? set_cpu_sibling_map+0x1ef0/0x1ef0 [ 47.741363][ T0] secondary_startup_64_no_verify+0xce/0xdb [ 47.747262][ T0] [ 47.750272][ T0] Kernel Offset: disabled [ 47.754580][ T0] [ 47.756894][ T0] ============================= [ 47.761722][ T0] WARNING: suspicious RCU usage [ 47.766554][ T0] 5.19.0-rc3-next-20220620-syzkaller #0 Not tainted [ 47.773128][ T0] ----------------------------- [ 47.777972][ T0] include/linux/rcupdate.h:735 rcu_read_unlock() used illegally while idle! [ 47.786627][ T0] [ 47.786627][ T0] other info that might help us debug this: [ 47.786627][ T0] [ 47.796837][ T0] [ 47.796837][ T0] rcu_scheduler_active = 2, debug_locks = 1 [ 47.804880][ T0] RCU used illegally from extended quiescent state! [ 47.811446][ T0] 1 lock held by swapper/1/0: [ 47.816106][ T0] #0: ffffffff8bd87780 (rcu_read_lock){....}-{1:2}, at: atomic_notifier_call_chain+0x0/0x180 [ 47.826364][ T0] [ 47.826364][ T0] stack backtrace: [ 47.832235][ T0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-rc3-next-20220620-syzkaller #0 [ 47.841417][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.851462][ T0] Call Trace: [ 47.854730][ T0] [ 47.857649][ T0] dump_stack_lvl+0xcd/0x134 [ 47.864240][ T0] atomic_notifier_call_chain+0x175/0x180 [ 47.869958][ T0] panic+0x35f/0x64a [ 47.873848][ T0] ? panic_print_sys_info.part.0+0x10b/0x10b [ 47.879826][ T0] ? __warn.cold+0x1d9/0x2cd [ 47.884411][ T0] ? ct_idle_exit+0x34/0x40 [ 47.888909][ T0] __warn.cold+0x1ea/0x2cd [ 47.893322][ T0] ? ct_idle_exit+0x34/0x40 [ 47.897818][ T0] report_bug+0x1bc/0x210 [ 47.902145][ T0] handle_bug+0x3c/0x60 [ 47.906289][ T0] exc_invalid_op+0x14/0x40 [ 47.910781][ T0] asm_exc_invalid_op+0x1b/0x20 [ 47.915630][ T0] RIP: 0010:ct_idle_exit+0x34/0x40 [ 47.920733][ T0] Code: 00 02 00 00 31 ff 48 89 de 0f 1f 44 00 00 48 85 db 75 12 0f 1f 44 00 00 5b be 03 00 00 00 31 ff e9 01 fe ff ff 0f 1f 44 00 00 <0f> 0b eb e5 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 41 89 f4 55 [ 47.940416][ T0] RSP: 0018:ffffc90000187d78 EFLAGS: 00010206 [ 47.946471][ T0] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000000 [ 47.954440][ T0] RDX: ffff888011a6ba80 RSI: 0000000000000200 RDI: 0000000000000000 [ 47.962400][ T0] RBP: ffffffff8c7bfca0 R08: 0000000000000005 R09: 0000000000000000 [ 47.970360][ T0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 47.978318][ T0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 47.986292][ T0] cpuidle_enter_state+0x6f7/0xc80 [ 47.991411][ T0] cpuidle_enter+0x4a/0xa0 [ 47.995825][ T0] do_idle+0x3e8/0x590 [ 47.999889][ T0] ? arch_cpu_idle_exit+0x30/0x30 [ 48.004906][ T0] ? do_idle+0x333/0x590 [ 48.009142][ T0] cpu_startup_entry+0x14/0x20 [ 48.013896][ T0] start_secondary+0x21d/0x2b0 [ 48.018657][ T0] ? set_cpu_sibling_map+0x1ef0/0x1ef0 [ 48.024120][ T0] secondary_startup_64_no_verify+0xce/0xdb [ 48.030020][ T0] [ 48.033030][ T0] [ 48.035340][ T0] ============================= [ 48.040171][ T0] WARNING: suspicious RCU usage [ 48.045011][ T0] 5.19.0-rc3-next-20220620-syzkaller #0 Not tainted [ 48.051580][ T0] ----------------------------- [ 48.056411][ T0] include/linux/rcupdate.h:707 rcu_read_lock() used illegally while idle! [ 48.064893][ T0] [ 48.064893][ T0] other info that might help us debug this: [ 48.064893][ T0] [ 48.075107][ T0] [ 48.075107][ T0] rcu_scheduler_active = 2, debug_locks = 1 [ 48.083153][ T0] RCU used illegally from extended quiescent state! [ 48.089737][ T0] 1 lock held by swapper/1/0: [ 48.094398][ T0] #0: ffffffff8bd87780 (rcu_read_lock){....}-{1:2}, at: kmsg_dump+0x0/0x260 [ 48.103183][ T0] [ 48.103183][ T0] stack backtrace: [ 48.109056][ T0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-rc3-next-20220620-syzkaller #0 [ 48.118247][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.128311][ T0] Call Trace: [ 48.131599][ T0] [ 48.134541][ T0] dump_stack_lvl+0xcd/0x134 [ 48.139152][ T0] kmsg_dump+0x1c8/0x260 [ 48.143394][ T0] panic+0x36e/0x64a [ 48.147290][ T0] ? panic_print_sys_info.part.0+0x10b/0x10b [ 48.153289][ T0] ? __warn.cold+0x1d9/0x2cd [ 48.157915][ T0] ? ct_idle_exit+0x34/0x40 [ 48.162500][ T0] __warn.cold+0x1ea/0x2cd [ 48.166938][ T0] ? ct_idle_exit+0x34/0x40 [ 48.171463][ T0] report_bug+0x1bc/0x210 [ 48.175818][ T0] handle_bug+0x3c/0x60 [ 48.179990][ T0] exc_invalid_op+0x14/0x40 [ 48.184506][ T0] asm_exc_invalid_op+0x1b/0x20 [ 48.189389][ T0] RIP: 0010:ct_idle_exit+0x34/0x40 [ 48.194516][ T0] Code: 00 02 00 00 31 ff 48 89 de 0f 1f 44 00 00 48 85 db 75 12 0f 1f 44 00 00 5b be 03 00 00 00 31 ff e9 01 fe ff ff 0f 1f 44 00 00 <0f> 0b eb e5 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 41 89 f4 55 [ 48.214132][ T0] RSP: 0018:ffffc90000187d78 EFLAGS: 00010206 [ 48.220204][ T0] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000000 [ 48.228183][ T0] RDX: ffff888011a6ba80 RSI: 0000000000000200 RDI: 0000000000000000 [ 48.236165][ T0] RBP: ffffffff8c7bfca0 R08: 0000000000000005 R09: 0000000000000000 [ 48.244129][ T0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 48.252268][ T0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 48.260249][ T0] cpuidle_enter_state+0x6f7/0xc80 [ 48.265364][ T0] cpuidle_enter+0x4a/0xa0 [ 48.269772][ T0] do_idle+0x3e8/0x590 [ 48.273846][ T0] ? arch_cpu_idle_exit+0x30/0x30 [ 48.278858][ T0] ? do_idle+0x333/0x590 [ 48.283096][ T0] cpu_startup_entry+0x14/0x20 [ 48.287857][ T0] start_secondary+0x21d/0x2b0 [ 48.292618][ T0] ? set_cpu_sibling_map+0x1ef0/0x1ef0 [ 48.298073][ T0] secondary_startup_64_no_verify+0xce/0xdb [ 48.303976][ T0] [ 48.306987][ T0] [ 48.309297][ T0] ============================= [ 48.314124][ T0] WARNING: suspicious RCU usage [ 48.318965][ T0] 5.19.0-rc3-next-20220620-syzkaller #0 Not tainted [ 48.325533][ T0] ----------------------------- [ 48.330365][ T0] include/linux/rcupdate.h:735 rcu_read_unlock() used illegally while idle! [ 48.339019][ T0] [ 48.339019][ T0] other info that might help us debug this: [ 48.339019][ T0] [ 48.349237][ T0] [ 48.349237][ T0] rcu_scheduler_active = 2, debug_locks = 1 [ 48.357278][ T0] RCU used illegally from extended quiescent state! [ 48.363846][ T0] 1 lock held by swapper/1/0: [ 48.368502][ T0] #0: ffffffff8bd87780 (rcu_read_lock){....}-{1:2}, at: kmsg_dump+0x0/0x260 [ 48.377287][ T0] [ 48.377287][ T0] stack backtrace: [ 48.383157][ T0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-rc3-next-20220620-syzkaller #0 [ 48.392420][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.402459][ T0] Call Trace: [ 48.405738][ T0] [ 48.408659][ T0] dump_stack_lvl+0xcd/0x134 [ 48.413244][ T0] kmsg_dump+0x22b/0x260 [ 48.417477][ T0] panic+0x36e/0x64a [ 48.421370][ T0] ? panic_print_sys_info.part.0+0x10b/0x10b [ 48.427347][ T0] ? __warn.cold+0x1d9/0x2cd [ 48.431955][ T0] ? ct_idle_exit+0x34/0x40 [ 48.436452][ T0] __warn.cold+0x1ea/0x2cd [ 48.440860][ T0] ? ct_idle_exit+0x34/0x40 [ 48.445353][ T0] report_bug+0x1bc/0x210 [ 48.449683][ T0] handle_bug+0x3c/0x60 [ 48.453842][ T0] exc_invalid_op+0x14/0x40 [ 48.458333][ T0] asm_exc_invalid_op+0x1b/0x20 [ 48.463177][ T0] RIP: 0010:ct_idle_exit+0x34/0x40 [ 48.468280][ T0] Code: 00 02 00 00 31 ff 48 89 de 0f 1f 44 00 00 48 85 db 75 12 0f 1f 44 00 00 5b be 03 00 00 00 31 ff e9 01 fe ff ff 0f 1f 44 00 00 <0f> 0b eb e5 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 41 89 f4 55 [ 48.487872][ T0] RSP: 0018:ffffc90000187d78 EFLAGS: 00010206 [ 48.493925][ T0] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000000 [ 48.501896][ T0] RDX: ffff888011a6ba80 RSI: 0000000000000200 RDI: 0000000000000000 [ 48.509856][ T0] RBP: ffffffff8c7bfca0 R08: 0000000000000005 R09: 0000000000000000 [ 48.517811][ T0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 48.525767][ T0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 48.533741][ T0] cpuidle_enter_state+0x6f7/0xc80 [ 48.538860][ T0] cpuidle_enter+0x4a/0xa0 [ 48.543267][ T0] do_idle+0x3e8/0x590 [ 48.547331][ T0] ? arch_cpu_idle_exit+0x30/0x30 [ 48.552346][ T0] ? do_idle+0x333/0x590 [ 48.556598][ T0] cpu_startup_entry+0x14/0x20 [ 48.561377][ T0] start_secondary+0x21d/0x2b0 [ 48.566142][ T0] ? set_cpu_sibling_map+0x1ef0/0x1ef0 [ 48.571613][ T0] secondary_startup_64_no_verify+0xce/0xdb [ 48.577514][ T0] [ 48.580532][ T0] Rebooting in 86400 seconds..