[ 86.568634][ T9] cfg80211: failed to load regulatory.db Warning: Permanently added '[localhost]:37795' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 167.421384][ T5328] loop0: detected capacity change from 0 to 32768 [ 167.445277][ T5328] ======================================================= [ 167.445277][ T5328] WARNING: The mand mount option has been deprecated and [ 167.445277][ T5328] and is ignored by this kernel. Remove the mand [ 167.445277][ T5328] option from the mount to silence this warning. [ 167.445277][ T5328] ======================================================= [ 167.694424][ T5328] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program executing program executing program executing program executing program [ 167.833217][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 169.110826][ T5352] loop0: detected capacity change from 0 to 32768 [ 169.196540][ T5352] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 169.257835][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 170.303386][ T5360] loop0: detected capacity change from 0 to 32768 [ 170.392872][ T5360] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 170.440190][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 171.504106][ T5368] loop0: detected capacity change from 0 to 32768 [ 171.558576][ T5368] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 171.623747][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 172.609932][ T5376] loop0: detected capacity change from 0 to 32768 [ 172.746384][ T5376] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 172.764240][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 173.806714][ T5386] loop0: detected capacity change from 0 to 32768 [ 173.942910][ T5386] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 173.990976][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program executing program [ 175.061580][ T5397] loop0: detected capacity change from 0 to 32768 executing program executing program executing program [ 175.173118][ T5397] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 175.242988][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 176.299587][ T5405] loop0: detected capacity change from 0 to 32768 executing program [ 176.372518][ T5405] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 176.439991][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program [ 177.330841][ T5413] loop0: detected capacity change from 0 to 32768 [ 177.412640][ T5413] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 177.478038][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 178.526906][ T5421] loop0: detected capacity change from 0 to 32768 [ 178.596219][ T5421] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 178.644722][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 179.645403][ T5429] loop0: detected capacity change from 0 to 32768 [ 179.749935][ T5429] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 179.786815][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 180.818099][ T5437] loop0: detected capacity change from 0 to 32768 [ 180.922758][ T5437] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 180.979426][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 181.964220][ T5445] loop0: detected capacity change from 0 to 32768 [ 182.040267][ T5445] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 182.089211][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 183.155422][ T5453] loop0: detected capacity change from 0 to 32768 [ 183.246254][ T5453] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 183.274269][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 184.382934][ T5463] loop0: detected capacity change from 0 to 32768 [ 184.474950][ T5463] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 184.504604][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 185.535430][ T5474] loop0: detected capacity change from 0 to 32768 executing program executing program [ 185.672948][ T5474] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 185.720897][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program [ 186.748017][ T5482] loop0: detected capacity change from 0 to 32768 executing program executing program [ 186.867184][ T5482] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program executing program [ 186.929890][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 187.922113][ T5490] loop0: detected capacity change from 0 to 32768 [ 188.019949][ T5490] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 188.066798][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 189.104437][ T5498] loop0: detected capacity change from 0 to 32768 [ 189.192931][ T5498] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 189.242872][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 190.299082][ T5506] loop0: detected capacity change from 0 to 32768 [ 190.373083][ T5506] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 190.384385][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 191.432677][ T5514] loop0: detected capacity change from 0 to 32768 [ 191.470357][ T5514] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 191.517444][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 192.481879][ T5522] loop0: detected capacity change from 0 to 32768 [ 192.564208][ T5522] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 192.623495][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 193.646042][ T5531] loop0: detected capacity change from 0 to 32768 [ 193.763190][ T5531] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 193.821537][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 194.876672][ T5541] loop0: detected capacity change from 0 to 32768 executing program [ 194.934856][ T5541] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 195.011605][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program executing program [ 196.055503][ T5551] loop0: detected capacity change from 0 to 32768 [ 196.163716][ T5551] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program executing program [ 196.244550][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 197.349157][ T5559] loop0: detected capacity change from 0 to 32768 executing program [ 197.439572][ T5559] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 197.508986][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program executing program executing program executing program executing program executing program [ 198.557989][ T5567] loop0: detected capacity change from 0 to 32768 [ 198.628971][ T5567] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 198.677575][ T5319] ocfs2: Unmounting device (7,0) on (node local) executing program [ 304.212295][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 304.215289][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-0): P5575/1:b..l P5571/1:b..l P5569/2:b..l [ 304.220202][ C0] rcu: (detected by 0, t=10502 jiffies, g=19457, q=94 ncpus=1) [ 304.223087][ C0] task:syz-executor382 state:R running task stack:26120 pid:5569 tgid:5569 ppid:5323 task_flags:0x400040 flags:0x00004002 [ 304.228872][ C0] Call Trace: [ 304.230214][ C0] [ 304.231464][ C0] __schedule+0x1b18/0x50e0 [ 304.236477][ C0] ? __lock_acquire+0xad5/0xd80 [ 304.238297][ C0] ? __pfx___schedule+0x10/0x10 [ 304.240075][ C0] ? is_bpf_text_address+0x26/0x2a0 [ 304.241985][ C0] ? is_bpf_text_address+0x26/0x2a0 [ 304.244248][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 304.247107][ C0] ? preempt_schedule_irq+0xf3/0x1c0 [ 304.249525][ C0] preempt_schedule_irq+0xfe/0x1c0 [ 304.251966][ C0] ? __pfx_preempt_schedule_irq+0x10/0x10 [ 304.254676][ C0] irqentry_exit+0x5e/0x90 [ 304.256877][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 304.259603][ C0] RIP: 0010:is_bpf_text_address+0x1f7/0x2a0 [ 304.261881][ C0] Code: ff 48 8b 4c 24 08 8b 05 57 0c ae 0c 39 c8 74 0a e8 1e 6f f0 ff e9 e7 fe ff ff e8 c4 2f 48 0a 89 c3 31 ff 89 c6 e8 49 73 f0 ff <85> db 74 10 e8 50 b2 d5 ff 84 c0 74 0e e8 f7 6e f0 ff eb 56 e8 f0 [ 304.268846][ C0] RSP: 0018:ffffc9000d3e70e8 EFLAGS: 00000293 [ 304.271063][ C0] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff88801e444880 [ 304.274429][ C0] RDX: ffff88801e444880 RSI: 0000000000000001 RDI: 0000000000000000 [ 304.277498][ C0] RBP: 0000000000000000 R08: ffffffff81d30787 R09: 0000000000000000 [ 304.280652][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88801e444880 [ 304.283143][ C0] R13: dffffc0000000000 R14: 0000000000000000 R15: 00007f1998b07430 [ 304.285548][ C0] ? is_bpf_text_address+0x1f7/0x2a0 [ 304.287271][ C0] ? is_bpf_text_address+0x1f7/0x2a0 [ 304.289364][ C0] ? is_bpf_text_address+0x26/0x2a0 [ 304.291592][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 304.294006][ C0] kernel_text_address+0xa7/0xe0 [ 304.296006][ C0] __kernel_text_address+0xd/0x40 [ 304.298015][ C0] unwind_get_return_address+0x4d/0x90 [ 304.300298][ C0] arch_stack_walk+0xff/0x150 [ 304.302159][ C0] stack_trace_save+0x11a/0x1d0 [ 304.304108][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 304.306257][ C0] ? _raw_spin_unlock_irqrestore+0x90/0x140 [ 304.308614][ C0] ? lockdep_hardirqs_on+0x9d/0x150 [ 304.310507][ C0] save_stack+0xfc/0x1f0 [ 304.311904][ C0] ? __pfx_save_stack+0x10/0x10 [ 304.313420][ C0] ? free_unref_folios+0xe6c/0x18e0 [ 304.315157][ C0] ? folios_put_refs+0x779/0x880 [ 304.316801][ C0] ? shmem_undo_range+0x595/0x1820 [ 304.318784][ C0] ? shmem_evict_inode+0x29d/0xa80 [ 304.320790][ C0] ? evict+0x4f9/0x9b0 [ 304.322237][ C0] ? __dentry_kill+0x20d/0x630 [ 304.323924][ C0] ? dput+0x19f/0x2b0 [ 304.325467][ C0] ? __fput+0x60b/0x9f0 [ 304.326974][ C0] ? fput_close_sync+0x1ef/0x270 [ 304.328873][ C0] ? __x64_sys_close+0x7f/0x110 [ 304.330758][ C0] ? do_syscall_64+0xf3/0x230 [ 304.332579][ C0] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 304.334665][ C0] ? page_ext_get+0x20/0x2a0 [ 304.336133][ C0] __reset_page_owner+0x79/0x440 [ 304.337981][ C0] free_unref_folios+0xe6c/0x18e0 [ 304.340118][ C0] folios_put_refs+0x779/0x880 [ 304.342180][ C0] ? __pfx_folios_put_refs+0x10/0x10 [ 304.344540][ C0] ? folio_batch_remove_exceptionals+0x18d/0x200 [ 304.347042][ C0] shmem_undo_range+0x595/0x1820 [ 304.348952][ C0] ? call_rcu+0x7a4/0xad0 [ 304.350492][ C0] ? lockdep_hardirqs_on+0x9d/0x150 [ 304.352553][ C0] ? __lock_acquire+0xad5/0xd80 [ 304.354481][ C0] ? __pfx_shmem_undo_range+0x10/0x10 [ 304.356657][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 304.359077][ C0] ? kernel_text_address+0xa7/0xe0 [ 304.360832][ C0] shmem_evict_inode+0x29d/0xa80 [ 304.362652][ C0] ? inode_wait_for_writeback+0x115/0x2c0 [ 304.365475][ C0] ? __pfx_shmem_evict_inode+0x10/0x10 [ 304.367542][ C0] ? do_raw_spin_unlock+0x58/0x8b0 [ 304.369454][ C0] ? __pfx_shmem_evict_inode+0x10/0x10 [ 304.371354][ C0] evict+0x4f9/0x9b0 [ 304.372821][ C0] ? __pfx_evict+0x10/0x10 [ 304.374338][ C0] ? iput+0x713/0xa50 [ 304.375888][ C0] __dentry_kill+0x20d/0x630 [ 304.377718][ C0] ? dput+0x37/0x2b0 [ 304.379248][ C0] dput+0x19f/0x2b0 [ 304.380749][ C0] __fput+0x60b/0x9f0 [ 304.382332][ C0] fput_close_sync+0x1ef/0x270 [ 304.383966][ C0] ? __pfx_fput_close_sync+0x10/0x10 [ 304.385787][ C0] ? do_raw_spin_unlock+0x58/0x8b0 [ 304.387743][ C0] ? filp_flush+0x116/0x190 [ 304.389425][ C0] __x64_sys_close+0x7f/0x110 [ 304.391162][ C0] do_syscall_64+0xf3/0x230 [ 304.392885][ C0] ? clear_bhb_loop+0x45/0xa0 [ 304.394639][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 304.396884][ C0] RIP: 0033:0x7f1998b07430 [ 304.398621][ C0] RSP: 002b:00007ffd3c1f6938 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 304.401959][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1998b07430 [ 304.404973][ C0] RDX: 0000000000000000 RSI: 00007ffd3c1f6990 RDI: 0000000000000004 [ 304.408036][ C0] RBP: 00000000ffffffff R08: 0000000000004428 R09: 0000000000004424 [ 304.411177][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 304.414775][ C0] R13: 00007ffd3c1f69d0 R14: 0000200000000040 R15: 0000000000000004 [ 304.418414][ C0] [ 304.419953][ C0] task:syz-executor382 state:R running task stack:26560 pid:5571 tgid:5571 ppid:5324 task_flags:0x400040 flags:0x00004002 [ 304.426230][ C0] Call Trace: [ 304.427865][ C0] [ 304.429297][ C0] __schedule+0x1b18/0x50e0 [ 304.431483][ C0] ? is_bpf_text_address+0x26/0x2a0 [ 304.433478][ C0] ? is_bpf_text_address+0x26/0x2a0 [ 304.435383][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 304.437573][ C0] ? __pfx___schedule+0x10/0x10 [ 304.439323][ C0] ? unwind_get_return_address+0x4d/0x90 [ 304.441480][ C0] ? arch_stack_walk+0xff/0x150 [ 304.443317][ C0] ? preempt_schedule_irq+0xf3/0x1c0 [ 304.445370][ C0] preempt_schedule_irq+0xfe/0x1c0 [ 304.447198][ C0] ? __pfx_preempt_schedule_irq+0x10/0x10 [ 304.449234][ C0] ? stack_trace_save+0x11a/0x1d0 [ 304.451194][ C0] irqentry_exit+0x5e/0x90 [ 304.452938][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 304.455151][ C0] RIP: 0010:arch_stack_walk+0xe7/0x150 [ 304.457173][ C0] Code: 04 25 08 c0 3f 93 4c 39 e0 74 0a 49 8b 8c 24 98 18 00 00 eb 03 48 89 e9 48 8d bd 70 ff ff ff 4c 89 e6 4c 89 fa e8 d9 ef 09 00 <83> bd 70 ff ff ff 00 74 37 48 8d 9d 70 ff ff ff 48 89 df e8 31 c6 [ 304.464291][ C0] RSP: 0018:ffffc9000d3d7180 EFLAGS: 00000286 [ 304.466660][ C0] RAX: ffffc9000d3d7210 RBX: ffffc9000d3d7270 RCX: 0000000080000000 [ 304.469711][ C0] RDX: dffffc0000000000 RSI: ffffc9000d3d0000 RDI: 0000000000000001 [ 304.472653][ C0] RBP: ffffc9000d3d7210 R08: ffffc9000d3d7210 R09: 0000000000000000 [ 304.475750][ C0] R10: ffffc9000d3d71d0 R11: fffff52001a7ae3c R12: ffff888000abc880 [ 304.478823][ C0] R13: ffffffff81aeea80 R14: ffffc9000d3d7260 R15: 0000000000000000 [ 304.481997][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 304.484421][ C0] ? stack_trace_save+0x11a/0x1d0 [ 304.486264][ C0] stack_trace_save+0x11a/0x1d0 [ 304.488150][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 304.490209][ C0] ? _raw_spin_unlock_irqrestore+0x90/0x140 [ 304.492468][ C0] ? lockdep_hardirqs_on+0x9d/0x150 [ 304.494547][ C0] save_stack+0xfc/0x1f0 [ 304.496192][ C0] ? __pfx_save_stack+0x10/0x10 [ 304.497869][ C0] ? page_ext_get+0x20/0x2a0 [ 304.499447][ C0] __reset_page_owner+0x79/0x440 [ 304.501252][ C0] free_unref_folios+0xe6c/0x18e0 [ 304.503113][ C0] folios_put_refs+0x779/0x880 [ 304.504904][ C0] ? __pfx_folios_put_refs+0x10/0x10 [ 304.506781][ C0] ? folio_batch_remove_exceptionals+0x18d/0x200 [ 304.509086][ C0] shmem_undo_range+0x595/0x1820 [ 304.510942][ C0] ? call_rcu+0x7a4/0xad0 [ 304.512550][ C0] ? lockdep_hardirqs_on+0x9d/0x150 [ 304.514306][ C0] ? __lock_acquire+0xad5/0xd80 [ 304.516194][ C0] ? __pfx_shmem_undo_range+0x10/0x10 [ 304.518298][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 304.520687][ C0] ? kernel_text_address+0xa7/0xe0 [ 304.522670][ C0] shmem_evict_inode+0x29d/0xa80 [ 304.524619][ C0] ? inode_wait_for_writeback+0x115/0x2c0 [ 304.526794][ C0] ? __pfx_shmem_evict_inode+0x10/0x10 [ 304.528864][ C0] ? do_raw_spin_unlock+0x58/0x8b0 [ 304.530529][ C0] ? __pfx_shmem_evict_inode+0x10/0x10 [ 304.532282][ C0] evict+0x4f9/0x9b0 [ 304.533795][ C0] ? __pfx_evict+0x10/0x10 [ 304.535293][ C0] ? iput+0x713/0xa50 [ 304.536625][ C0] __dentry_kill+0x20d/0x630 [ 304.538152][ C0] ? dput+0x37/0x2b0 [ 304.539499][ C0] dput+0x19f/0x2b0 [ 304.540759][ C0] __fput+0x60b/0x9f0 [ 304.542146][ C0] fput_close_sync+0x1ef/0x270 [ 304.543661][ C0] ? __pfx_fput_close_sync+0x10/0x10 [ 304.545354][ C0] ? do_raw_spin_unlock+0x58/0x8b0 [ 304.547106][ C0] ? filp_flush+0x116/0x190 [ 304.548675][ C0] __x64_sys_close+0x7f/0x110 [ 304.550234][ C0] do_syscall_64+0xf3/0x230 [ 304.551923][ C0] ? clear_bhb_loop+0x45/0xa0 [ 304.553656][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 304.556178][ C0] RIP: 0033:0x7f1998b07430 [ 304.558013][ C0] RSP: 002b:00007ffd3c1f6938 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 304.561558][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1998b07430 [ 304.564776][ C0] RDX: 0000000000000000 RSI: 00007ffd3c1f6990 RDI: 0000000000000004 [ 304.567790][ C0] RBP: 00000000ffffffff R08: 0000000000004428 R09: 0000000000004424 [ 304.570656][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 304.573667][ C0] R13: 00007ffd3c1f69d0 R14: 0000200000000040 R15: 0000000000000004 [ 304.576527][ C0] [ 304.577762][ C0] task:syz-executor382 state:R running task stack:26888 pid:5575 tgid:5575 ppid:5319 task_flags:0x400040 flags:0x00000002 [ 304.583047][ C0] Call Trace: [ 304.584351][ C0] [ 304.585394][ C0] __schedule+0x1b18/0x50e0 [ 304.586927][ C0] ? __handle_mm_fault+0x5b53/0x6ef0 [ 304.588842][ C0] ? __pfx___schedule+0x10/0x10 [ 304.590772][ C0] ? preempt_schedule_irq+0xf3/0x1c0 [ 304.592915][ C0] preempt_schedule_irq+0xfe/0x1c0 [ 304.595005][ C0] ? __pfx_preempt_schedule_irq+0x10/0x10 [ 304.597238][ C0] ? __lock_acquire+0xad5/0xd80 [ 304.598988][ C0] irqentry_exit+0x5e/0x90 [ 304.600698][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 304.603052][ C0] RIP: 0010:lock_acquire+0x167/0x2f0 [ 304.605077][ C0] Code: c7 44 24 10 00 00 00 00 9c 8f 44 24 10 f7 44 24 10 00 02 00 00 0f 85 fd 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 65 48 8b 45 00 <48> 3b 44 24 38 0f 85 72 01 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e [ 304.612510][ C0] RSP: 0000:ffffc9000d537d40 EFLAGS: 00000206 [ 304.614859][ C0] RAX: 7b83d0427da5cd00 RBX: ffffffff8eb3a860 RCX: 7b83d0427da5cd00 [ 304.617752][ C0] RDX: 0000000000000001 RSI: ffffffff8e2c3e91 RDI: ffffffff8c80efe0 [ 304.620817][ C0] RBP: ffffffff933fc020 R08: 0000000000000000 R09: 0000000000000000 [ 304.623753][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 304.626726][ C0] R13: 0000000000000002 R14: 0000000000000246 R15: 0000000000000000 [ 304.629667][ C0] lock_vma_under_rcu+0x200/0x790 [ 304.631679][ C0] ? lock_vma_under_rcu+0x1df/0x790 [ 304.633572][ C0] ? lock_vma_under_rcu+0x1df/0x790 [ 304.635485][ C0] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 304.637532][ C0] ? exc_page_fault+0x115/0x8b0 [ 304.639330][ C0] exc_page_fault+0x17d/0x8b0 [ 304.641119][ C0] asm_exc_page_fault+0x26/0x30 [ 304.642927][ C0] RIP: 0033:0x7f1998ad2b86 [ 304.644767][ C0] RSP: 002b:00007ffd3c1f5fc0 EFLAGS: 00010206 [ 304.646984][ C0] RAX: 0000000000b4b001 RBX: 00007ffd3c1f6060 RCX: 0000000000000028 [ 304.649733][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007ffd3c1f6100 [ 304.652650][ C0] RBP: 0000000000000102 R08: 00007f1990600000 R09: 0000000000b4b000 [ 304.655544][ C0] R10: 0000000000000000 R11: 00007ffd3c1f6070 R12: 0000000000000001 [ 304.658424][ C0] R13: 00007f1998b556a0 R14: 0000000000000000 R15: 00007ffd3c1f6100 [ 304.661611][ C0] [ 304.663088][ C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 10501 jiffies! g19457 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 304.667774][ C0] rcu: Possible timer handling issue on cpu=0 timer-softirq=13761 [ 304.670645][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g19457 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 304.675094][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 304.678985][ C0] rcu: RCU grace-period kthread stack dump: [ 304.681324][ C0] task:rcu_preempt state:I stack:28960 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00004000 [ 304.685968][ C0] Call Trace: [ 304.687297][ C0] [ 304.688472][ C0] __schedule+0x1b18/0x50e0 [ 304.690139][ C0] ? _raw_spin_unlock_irqrestore+0x90/0x140 [ 304.692363][ C0] ? lockdep_hardirqs_on+0x9d/0x150 [ 304.694435][ C0] ? _raw_spin_unlock_irqrestore+0xde/0x140 [ 304.696462][ C0] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 304.698860][ C0] ? __pfx___schedule+0x10/0x10 [ 304.700747][ C0] ? schedule+0x90/0x360 [ 304.702503][ C0] ? schedule+0x90/0x360 [ 304.704025][ C0] schedule+0x163/0x360 [ 304.705304][ C0] schedule_timeout+0x15b/0x290 [ 304.706864][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 304.708509][ C0] ? __pfx_process_timeout+0x10/0x10 [ 304.710276][ C0] ? prepare_to_swait_event+0x330/0x350 [ 304.711993][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 304.713690][ C0] rcu_gp_fqs_loop+0x2e1/0x1340 [ 304.715251][ C0] ? rcu_gp_init+0x1279/0x1690 [ 304.716803][ C0] ? __pfx_rcu_gp_init+0x10/0x10 [ 304.718443][ C0] ? __pfx_rcu_watching_snap_recheck+0x10/0x10 [ 304.720432][ C0] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 304.722068][ C0] ? _raw_spin_unlock_irqrestore+0xde/0x140 [ 304.723915][ C0] ? finish_swait+0xd4/0x1e0 [ 304.725416][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 304.727195][ C0] rcu_gp_kthread+0xa7/0x3b0 [ 304.728634][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 304.730211][ C0] ? __kthread_parkme+0x169/0x1d0 [ 304.731933][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 304.733493][ C0] kthread+0x7a9/0x920 [ 304.734741][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 304.736341][ C0] ? __pfx_kthread+0x10/0x10 [ 304.737739][ C0] ? __pfx_kthread+0x10/0x10 [ 304.739248][ C0] ? __pfx_kthread+0x10/0x10 [ 304.740673][ C0] ? __pfx_kthread+0x10/0x10 [ 304.742048][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 304.743555][ C0] ? lockdep_hardirqs_on+0x9d/0x150 [ 304.745022][ C0] ? __pfx_kthread+0x10/0x10 [ 304.746346][ C0] ret_from_fork+0x4b/0x80 [ 304.747747][ C0] ? __pfx_kthread+0x10/0x10 [ 304.749192][ C0] ret_from_fork_asm+0x1a/0x30 [ 304.750672][ C0] [ 304.751721][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 304.753982][ C0] CPU: 0 UID: 0 PID: 1311 Comm: aoe_tx0 Not tainted 6.14.0-syzkaller-03565-gf6e0150b2003 #0 PREEMPT(full) [ 304.757383][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 304.760629][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0xd9/0x140 [ 304.763340][ C0] Code: 9c 8f 44 24 20 42 80 3c 2b 00 74 08 4c 89 f7 e8 cd a1 0d f6 f6 44 24 21 02 75 55 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 72 9a 72 f5 65 8b 05 cb be 21 07 85 c0 74 46 48 c7 04 24 0e 36 [ 304.770741][ C0] RSP: 0018:ffffc90002aaf780 EFLAGS: 00000206 [ 304.773320][ C0] RAX: ba19377b43078e00 RBX: 1ffff92000555ef4 RCX: 0000000000000002 [ 304.776280][ C0] RDX: 0000000000000002 RSI: ffffffff8e460486 RDI: 0000000000000001 [ 304.778958][ C0] RBP: ffffc90002aaf818 R08: ffffffff903cea77 R09: 1ffffffff2079d4e [ 304.781820][ C0] R10: dffffc0000000000 R11: fffffbfff2079d4f R12: 1ffff92000555ef0 [ 304.784726][ C0] R13: dffffc0000000000 R14: ffffc90002aaf7a0 R15: 0000000000000246 [ 304.787596][ C0] FS: 0000000000000000(0000) GS:ffff88808c824000(0000) knlGS:0000000000000000 [ 304.790991][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 304.793513][ C0] CR2: 00007f1998b5100a CR3: 0000000043f28000 CR4: 0000000000352ef0 [ 304.796458][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 304.799482][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 304.802514][ C0] Call Trace: [ 304.803832][ C0] [ 304.805002][ C0] ? rcu_check_gp_kthread_starvation+0x278/0x310 [ 304.807388][ C0] ? rcu_check_gp_kthread_expired_fqs_timer+0x131/0x230 [ 304.810028][ C0] ? print_other_cpu_stall+0x14ab/0x15e0 [ 304.812100][ C0] ? __lock_acquire+0xad5/0xd80 [ 304.813931][ C0] ? __pfx_print_other_cpu_stall+0x10/0x10 [ 304.816109][ C0] ? kvm_check_and_clear_guest_paused+0x6a/0xd0 [ 304.818318][ C0] ? rcu_sched_clock_irq+0xa2a/0x10f0 [ 304.820320][ C0] ? __pfx_rcu_sched_clock_irq+0x10/0x10 [ 304.822438][ C0] ? update_process_times+0x242/0x2f0 [ 304.824447][ C0] ? tick_nohz_handler+0x37c/0x500 [ 304.826312][ C0] ? __pfx_tick_nohz_handler+0x10/0x10 [ 304.828280][ C0] ? __hrtimer_run_queues+0x55c/0xd40 [ 304.830196][ C0] ? ktime_get_update_offsets_now+0x2d/0x3b0 [ 304.832381][ C0] ? __pfx___hrtimer_run_queues+0x10/0x10 [ 304.834463][ C0] ? kvm_clock_get_cycles+0x52/0x70 [ 304.836413][ C0] ? ktime_get_update_offsets_now+0x38e/0x3b0 [ 304.838568][ C0] ? hrtimer_interrupt+0x403/0xa40 [ 304.840418][ C0] ? __sysvec_apic_timer_interrupt+0x110/0x420 [ 304.842621][ C0] ? sysvec_apic_timer_interrupt+0xa1/0xc0 [ 304.844844][ C0] [ 304.845972][ C0] [ 304.847061][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 304.849372][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x140 [ 304.851627][ C0] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 304.854006][ C0] uart_write_room+0x3c3/0x920 [ 304.855812][ C0] handle_tx+0x164/0x640 [ 304.857348][ C0] dev_hard_start_xmit+0x27a/0x7d0 [ 304.859297][ C0] __dev_queue_xmit+0x1b80/0x3f60 [ 304.861300][ C0] ? __dev_queue_xmit+0x2f9/0x3f60 [ 304.863246][ C0] ? __schedule+0x1b20/0x50e0 [ 304.865078][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 304.867120][ C0] ? __lock_acquire+0xad5/0xd80 [ 304.869061][ C0] ? do_raw_spin_lock+0x151/0x370 [ 304.871076][ C0] ? do_raw_spin_unlock+0x58/0x8b0 [ 304.873055][ C0] ? _raw_spin_unlock_irqrestore+0xde/0x140 [ 304.875348][ C0] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 304.877818][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 304.879954][ C0] ? lockdep_hardirqs_on+0x9d/0x150 [ 304.882050][ C0] tx+0x6b/0x180 [ 304.883539][ C0] ? __pfx_tx+0x10/0x10 [ 304.885233][ C0] kthread+0x23c/0x450 [ 304.886834][ C0] ? _raw_spin_unlock_irqrestore+0x90/0x140 [ 304.888981][ C0] ? __pfx_kthread+0x10/0x10 [ 304.890674][ C0] ? __pfx_default_wake_function+0x10/0x10 [ 304.892867][ C0] ? __kthread_parkme+0x169/0x1d0 [ 304.894859][ C0] ? __pfx_kthread+0x10/0x10 [ 304.896671][ C0] kthread+0x7a9/0x920 [ 304.898224][ C0] ? __pfx_kthread+0x10/0x10 [ 304.899965][ C0] ? __pfx_kthread+0x10/0x10 [ 304.901813][ C0] ? __pfx_kthread+0x10/0x10 [ 304.903615][ C0] ? __pfx_kthread+0x10/0x10 [ 304.905417][ C0] ? __pfx_kthread+0x10/0x10 [ 304.907249][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 304.909305][ C0] ? lockdep_hardirqs_on+0x9d/0x150 [ 304.911338][ C0] ? __pfx_kthread+0x10/0x10 [ 304.913190][ C0] ret_from_fork+0x4b/0x80 [ 304.914934][ C0] ? __pfx_kthread+0x10/0x10 [ 304.916760][ C0] ret_from_fork_asm+0x1a/0x30 [ 304.918599][ C0] VM DIAGNOSIS: 12:27:33 Registers: info registers vcpu 0 CPU#0 RAX=000000000000005f RBX=ffffffff9a7f4200 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc90000007370 R8 =ffffffff858c1e1b R9 =1ffff11003e09046 R10=dffffc0000000000 R11=ffffffff858c1dd0 R12=dffffc0000000000 R13=000000000000005f R14=000000000000005f R15=00000000000003f8 RIP=ffffffff858c1e4e RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88808c824000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1998b5100a CR3=0000000043f28000 CR4=00352ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=00000000fffffff0 Opmask01=0000000000000001 Opmask02=00000000fff7ffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffd3c1f6940 0000003000000010 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffffffffffffffff ffffffff0f0e0d0c ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2f2e006a64615f65 726f63735f6d6f6f 2f666c65732f636f 72702f0030303031 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0a0b004f41445f40 574a46565f484a4a 0a434940560a464a 57550a0015151514 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000