Warning: Permanently added '10.128.0.23' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 138.298496][ T4264] loop1: detected capacity change from 0 to 128 [ 138.317184][ T4264] ======================================================= [ 138.317184][ T4264] WARNING: The mand mount option has been deprecated and [ 138.317184][ T4264] and is ignored by this kernel. Remove the mand [ 138.317184][ T4264] option from the mount to silence this warning. [ 138.317184][ T4264] ======================================================= [ 138.336966][ T4272] loop2: detected capacity change from 0 to 128 [ 138.365208][ T4268] loop0: detected capacity change from 0 to 128 [ 138.378407][ T4273] loop4: detected capacity change from 0 to 128 [ 138.379791][ T4272] syz-executor167: attempt to access beyond end of device [ 138.379791][ T4272] loop2: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 138.385254][ T4271] loop3: detected capacity change from 0 to 128 [ 138.407111][ T4268] syz-executor167: attempt to access beyond end of device [ 138.407111][ T4268] loop0: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 138.426009][ T4273] syz-executor167: attempt to access beyond end of device [ 138.426009][ T4273] loop4: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 138.440264][ T4272] Buffer I/O error on dev loop2, logical block 3245768, async page read [ 138.441055][ T4268] Buffer I/O error on dev loop0, logical block 3245768, async page read [ 138.457312][ T4273] Buffer I/O error on dev loop4, logical block 3245768, async page read [ 138.457394][ T4272] syz-executor167: attempt to access beyond end of device [ 138.457394][ T4272] loop2: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 138.459031][ T4271] syz-executor167: attempt to access beyond end of device [ 138.459031][ T4271] loop3: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 138.494094][ T4273] syz-executor167: attempt to access beyond end of device [ 138.494094][ T4273] loop4: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 138.495899][ T4272] Buffer I/O error on dev loop2, logical block 8833403, async page read [ 138.508557][ T4268] syz-executor167: attempt to access beyond end of device [ 138.508557][ T4268] loop0: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 138.532911][ T4264] syz-executor167: attempt to access beyond end of device [ 138.532911][ T4264] loop1: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 138.546974][ T4273] Buffer I/O error on dev loop4, logical block 8833403, async page read [ 138.555713][ T4273] syz-executor167: attempt to access beyond end of device [ 138.555713][ T4273] loop4: rw=0, sector=26539618, nr_sectors = 2 limit=128 [ 138.569884][ T4264] Buffer I/O error on dev loop1, logical block 3245768, async page read [ 138.574317][ T4272] syz-executor167: attempt to access beyond end of device [ 138.574317][ T4272] loop2: rw=0, sector=26539618, nr_sectors = 2 limit=128 [ 138.578538][ T4271] Buffer I/O error on dev loop3, logical block 3245768, async page read [ 138.602107][ T4268] Buffer I/O error on dev loop0, logical block 8833403, async page read [ 138.610733][ T4264] Buffer I/O error on dev loop1, logical block 8833403, async page read [ 138.612212][ T4272] Buffer I/O error on dev loop2, logical block 13269809, async page read [ 286.223725][ T27] INFO: task syz-executor167:4278 blocked for more than 143 seconds. [ 286.231954][ T27] Tainted: G W 6.1.121-syzkaller #0 [ 286.273588][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.282289][ T27] task:syz-executor167 state:D stack:29016 pid:4278 ppid:4259 flags:0x00004006 [ 286.353807][ T27] Call Trace: [ 286.357119][ T27] [ 286.360062][ T27] __schedule+0x143f/0x4570 [ 286.393605][ T27] ? release_firmware_map_entry+0x186/0x186 [ 286.399542][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 286.443600][ T27] ? print_irqtrace_events+0x210/0x210 [ 286.449099][ T27] ? _raw_spin_lock_irq+0xdb/0x110 [ 286.483600][ T27] schedule+0xbf/0x180 [ 286.487709][ T27] ? down_read+0x69f/0xa30 [ 286.492134][ T27] schedule_preempt_disabled+0xf/0x20 [ 286.533581][ T27] down_read+0x6ff/0xa30 [ 286.537877][ T27] ? __down_common+0x8b0/0x8b0 [ 286.542670][ T27] lookup_slow+0x45/0x70 [ 286.593599][ T27] walk_component+0x2d0/0x400 [ 286.613587][ T27] path_lookupat+0x16f/0x450 [ 286.618232][ T27] filename_lookup+0x251/0x600 [ 286.623015][ T27] ? hashlen_string+0x110/0x110 [ 286.663614][ T27] ? strncpy_from_user+0x1f9/0x360 [ 286.668778][ T27] ? getname_flags+0x1f9/0x4f0 [ 286.703612][ T27] user_path_at_empty+0x3e/0x60 [ 286.708523][ T27] __se_sys_mount+0x296/0x3c0 [ 286.713227][ T27] ? __x64_sys_mount+0xc0/0xc0 [ 286.763601][ T27] ? syscall_enter_from_user_mode+0x2e/0x230 [ 286.769627][ T27] ? lockdep_hardirqs_on+0x94/0x130 [ 286.813600][ T27] ? __x64_sys_mount+0x1c/0xc0 [ 286.818419][ T27] do_syscall_64+0x3b/0xb0 [ 286.822857][ T27] ? clear_bhb_loop+0x45/0xa0 [ 286.863595][ T27] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 286.869561][ T27] RIP: 0033:0x7f37201f2bc9 [ 286.903601][ T27] RSP: 002b:00007f372018e228 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 286.912062][ T27] RAX: ffffffffffffffda RBX: 00007f37202846b8 RCX: 00007f37201f2bc9 [ 286.983591][ T27] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000000 [ 286.991613][ T27] RBP: 00007f37202846b0 R08: 0000000000000000 R09: 00007f372018e6c0 [ 287.033575][ T27] R10: 0000000000001000 R11: 0000000000000246 R12: 00007f37202846bc [ 287.041580][ T27] R13: 00007f37202470c0 R14: 0000000400141042 R15: 00007fffae5c6b38 [ 287.113601][ T27] [ 287.116739][ T27] INFO: task syz-executor167:4275 blocked for more than 144 seconds. [ 287.153698][ T27] Tainted: G W 6.1.121-syzkaller #0 [ 287.160834][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 287.213674][ T27] task:syz-executor167 state:D stack:29016 pid:4275 ppid:4258 flags:0x00004006 [ 287.222919][ T27] Call Trace: [ 287.273572][ T27] [ 287.276536][ T27] __schedule+0x143f/0x4570 [ 287.281071][ T27] ? release_firmware_map_entry+0x186/0x186 [ 287.323615][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 287.329641][ T27] ? print_irqtrace_events+0x210/0x210 [ 287.373575][ T27] ? _raw_spin_lock_irq+0xdb/0x110 [ 287.378732][ T27] schedule+0xbf/0x180 [ 287.382809][ T27] ? down_read+0x69f/0xa30 [ 287.423628][ T27] schedule_preempt_disabled+0xf/0x20 [ 287.429039][ T27] down_read+0x6ff/0xa30 [ 287.433297][ T27] ? __down_common+0x8b0/0x8b0 [ 287.483591][ T27] lookup_slow+0x45/0x70 [ 287.487883][ T27] walk_component+0x2d0/0x400 [ 287.492581][ T27] path_lookupat+0x16f/0x450 [ 287.563619][ T27] filename_lookup+0x251/0x600 [ 287.568466][ T27] ? hashlen_string+0x110/0x110 [ 287.573352][ T27] ? strncpy_from_user+0x1f9/0x360 [ 287.623601][ T27] ? getname_flags+0x1f9/0x4f0 [ 287.628428][ T27] user_path_at_empty+0x3e/0x60 [ 287.633302][ T27] __se_sys_mount+0x296/0x3c0 [ 287.673581][ T27] ? __x64_sys_mount+0xc0/0xc0 [ 287.678401][ T27] ? syscall_enter_from_user_mode+0x2e/0x230 [ 287.713591][ T27] ? lockdep_hardirqs_on+0x94/0x130 [ 287.718831][ T27] ? __x64_sys_mount+0x1c/0xc0 [ 287.743606][ T27] do_syscall_64+0x3b/0xb0 [ 287.748060][ T27] ? clear_bhb_loop+0x45/0xa0 [ 287.752746][ T27] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 287.803573][ T27] RIP: 0033:0x7f37201f2bc9 [ 287.808026][ T27] RSP: 002b:00007f372018e228 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 287.853573][ T27] RAX: ffffffffffffffda RBX: 00007f37202846b8 RCX: 00007f37201f2bc9 [ 287.861585][ T27] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000000 [ 287.923575][ T27] RBP: 00007f37202846b0 R08: 0000000000000000 R09: 00007f372018e6c0 [ 287.931581][ T27] R10: 0000000000001000 R11: 0000000000000246 R12: 00007f37202846bc [ 287.983572][ T27] R13: 00007f37202470c0 R14: 0000000400141042 R15: 00007fffae5c6b38 [ 287.991602][ T27] [ 288.033595][ T27] INFO: task syz-executor167:4274 blocked for more than 145 seconds. [ 288.041693][ T27] Tainted: G W 6.1.121-syzkaller #0 [ 288.083575][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 288.092273][ T27] task:syz-executor167 state:D stack:28384 pid:4274 ppid:4260 flags:0x00004006 [ 288.143574][ T27] Call Trace: [ 288.146885][ T27] [ 288.149824][ T27] __schedule+0x143f/0x4570 [ 288.183597][ T27] ? release_firmware_map_entry+0x186/0x186 [ 288.189530][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 288.233575][ T27] ? print_irqtrace_events+0x210/0x210 [ 288.239074][ T27] ? _raw_spin_lock_irq+0xdb/0x110 [ 288.263579][ T27] schedule+0xbf/0x180 [ 288.267676][ T27] ? down_read+0x69f/0xa30 [ 288.272097][ T27] schedule_preempt_disabled+0xf/0x20 [ 288.313590][ T27] down_read+0x6ff/0xa30 [ 288.317877][ T27] ? __down_common+0x8b0/0x8b0 [ 288.322667][ T27] lookup_slow+0x45/0x70 [ 288.353577][ T27] walk_component+0x2d0/0x400 [ 288.358300][ T27] path_lookupat+0x16f/0x450 [ 288.362906][ T27] filename_lookup+0x251/0x600 [ 288.403595][ T27] ? hashlen_string+0x110/0x110 [ 288.408526][ T27] ? strncpy_from_user+0x1f9/0x360 [ 288.463602][ T27] ? getname_flags+0x1f9/0x4f0 [ 288.468423][ T27] user_path_at_empty+0x3e/0x60 [ 288.473288][ T27] __se_sys_mount+0x296/0x3c0 [ 288.513615][ T27] ? __x64_sys_mount+0xc0/0xc0 [ 288.518438][ T27] ? syscall_enter_from_user_mode+0x2e/0x230 [ 288.553613][ T27] ? lockdep_hardirqs_on+0x94/0x130 [ 288.558861][ T27] ? __x64_sys_mount+0x1c/0xc0 [ 288.583619][ T27] do_syscall_64+0x3b/0xb0 [ 288.588081][ T27] ? clear_bhb_loop+0x45/0xa0 [ 288.592768][ T27] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 288.633614][ T27] RIP: 0033:0x7f37201f2bc9 [ 288.638062][ T27] RSP: 002b:00007f372018e228 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 288.683630][ T27] RAX: ffffffffffffffda RBX: 00007f37202846b8 RCX: 00007f37201f2bc9 [ 288.691637][ T27] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000000 [ 288.743597][ T27] RBP: 00007f37202846b0 R08: 0000000000000000 R09: 00007f372018e6c0 [ 288.751610][ T27] R10: 0000000000001000 R11: 0000000000000246 R12: 00007f37202846bc [ 288.783593][ T27] R13: 00007f37202470c0 R14: 0000000400141042 R15: 00007fffae5c6b38 [ 288.791618][ T27] [ 288.833665][ T27] INFO: task syz-executor167:4277 blocked for more than 145 seconds. [ 288.841758][ T27] Tainted: G W 6.1.121-syzkaller #0 [ 288.903591][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 288.943602][ T27] task:syz-executor167 state:D stack:28672 pid:4277 ppid:4261 flags:0x00004006 [ 288.952853][ T27] Call Trace: [ 288.993627][ T27] [ 288.996599][ T27] __schedule+0x143f/0x4570 [ 289.001135][ T27] ? release_firmware_map_entry+0x186/0x186 [ 289.043728][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 289.049762][ T27] ? print_irqtrace_events+0x210/0x210 [ 289.093611][ T27] ? _raw_spin_lock_irq+0xdb/0x110 [ 289.098777][ T27] schedule+0xbf/0x180 [ 289.102858][ T27] ? down_read+0x69f/0xa30 [ 289.143592][ T27] schedule_preempt_disabled+0xf/0x20 [ 289.149003][ T27] down_read+0x6ff/0xa30 [ 289.153265][ T27] ? __down_common+0x8b0/0x8b0 [ 289.203608][ T27] lookup_slow+0x45/0x70 [ 289.207893][ T27] walk_component+0x2d0/0x400 [ 289.212590][ T27] path_lookupat+0x16f/0x450 [ 289.263595][ T27] filename_lookup+0x251/0x600 [ 289.268408][ T27] ? hashlen_string+0x110/0x110 [ 289.273287][ T27] ? strncpy_from_user+0x1f9/0x360 [ 289.313612][ T27] ? getname_flags+0x1f9/0x4f0 [ 289.318456][ T27] user_path_at_empty+0x3e/0x60 [ 289.323340][ T27] __se_sys_mount+0x296/0x3c0 [ 289.383818][ T27] ? __x64_sys_mount+0xc0/0xc0 [ 289.388633][ T27] ? syscall_enter_from_user_mode+0x2e/0x230 [ 289.433617][ T27] ? lockdep_hardirqs_on+0x94/0x130 [ 289.438865][ T27] ? __x64_sys_mount+0x1c/0xc0 [ 289.473616][ T27] do_syscall_64+0x3b/0xb0 [ 289.478081][ T27] ? clear_bhb_loop+0x45/0xa0 [ 289.482781][ T27] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 289.523589][ T27] RIP: 0033:0x7f37201f2bc9 [ 289.528044][ T27] RSP: 002b:00007f372018e228 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 289.573610][ T27] RAX: ffffffffffffffda RBX: 00007f37202846b8 RCX: 00007f37201f2bc9 [ 289.581833][ T27] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000000 [ 289.643583][ T27] RBP: 00007f37202846b0 R08: 0000000000000000 R09: 00007f372018e6c0 [ 289.651595][ T27] R10: 0000000000001000 R11: 0000000000000246 R12: 00007f37202846bc [ 289.703625][ T27] R13: 00007f37202470c0 R14: 0000000400141042 R15: 00007fffae5c6b38 [ 289.711660][ T27] [ 289.753660][ T27] INFO: task syz-executor167:4276 blocked for more than 146 seconds. [ 289.761754][ T27] Tainted: G W 6.1.121-syzkaller #0 [ 289.813571][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 289.822270][ T27] task:syz-executor167 state:D stack:29016 pid:4276 ppid:4262 flags:0x00004006 [ 289.883585][ T27] Call Trace: [ 289.886898][ T27] [ 289.889841][ T27] __schedule+0x143f/0x4570 [ 289.933815][ T27] ? release_firmware_map_entry+0x186/0x186 [ 289.939746][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 289.983604][ T27] ? print_irqtrace_events+0x210/0x210 [ 289.989106][ T27] ? _raw_spin_lock_irq+0xdb/0x110 [ 290.023599][ T27] schedule+0xbf/0x180 [ 290.027700][ T27] ? down_read+0x69f/0xa30 [ 290.032121][ T27] schedule_preempt_disabled+0xf/0x20 [ 290.073572][ T27] down_read+0x6ff/0xa30 [ 290.077862][ T27] ? __down_common+0x8b0/0x8b0 [ 290.082652][ T27] lookup_slow+0x45/0x70 [ 290.133573][ T27] walk_component+0x2d0/0x400 [ 290.138301][ T27] path_lookupat+0x16f/0x450 [ 290.142910][ T27] filename_lookup+0x251/0x600 [ 290.183593][ T27] ? hashlen_string+0x110/0x110 [ 290.188510][ T27] ? strncpy_from_user+0x1f9/0x360 [ 290.223591][ T27] ? getname_flags+0x1f9/0x4f0 [ 290.228397][ T27] user_path_at_empty+0x3e/0x60 [ 290.233257][ T27] __se_sys_mount+0x296/0x3c0 [ 290.283658][ T27] ? __x64_sys_mount+0xc0/0xc0 [ 290.288464][ T27] ? syscall_enter_from_user_mode+0x2e/0x230 [ 290.333573][ T27] ? lockdep_hardirqs_on+0x94/0x130 [ 290.338820][ T27] ? __x64_sys_mount+0x1c/0xc0 [ 290.383601][ T27] do_syscall_64+0x3b/0xb0 [ 290.388061][ T27] ? clear_bhb_loop+0x45/0xa0 [ 290.392743][ T27] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 290.433571][ T27] RIP: 0033:0x7f37201f2bc9 [ 290.438018][ T27] RSP: 002b:00007f372018e228 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 290.483592][ T27] RAX: ffffffffffffffda RBX: 00007f37202846b8 RCX: 00007f37201f2bc9 [ 290.491593][ T27] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000000 [ 290.553626][ T27] RBP: 00007f37202846b0 R08: 0000000000000000 R09: 00007f372018e6c0 [ 290.561647][ T27] R10: 0000000000001000 R11: 0000000000000246 R12: 00007f37202846bc [ 290.613608][ T27] R13: 00007f37202470c0 R14: 0000000400141042 R15: 00007fffae5c6b38 [ 290.621640][ T27] [ 290.643636][ T27] [ 290.643636][ T27] Showing all locks held in the system: [ 290.651376][ T27] 1 lock held by rcu_tasks_kthre/12: [ 290.683601][ T27] #0: ffffffff8d32b250 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x34/0xde0 [ 290.713601][ T27] 1 lock held by rcu_tasks_trace/13: [ 290.718905][ T27] #0: ffffffff8d32ba70 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x34/0xde0 [ 290.783574][ T27] 1 lock held by khungtaskd/27: [ 290.788482][ T27] #0: ffffffff8d32b080 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 [ 290.833575][ T27] 1 lock held by kswapd0/80: [ 290.838231][ T27] 2 locks held by getty/4001: [ 290.842908][ T27] #0: ffff888030e07098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 290.893570][ T27] #1: ffffc9000325e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a7/0x1db0 [ 290.923589][ T27] 1 lock held by syz-executor167/4264: [ 290.929074][ T27] 1 lock held by syz-executor167/4278: [ 290.953571][ T27] #0: ffff8880755c5160 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: lookup_slow+0x45/0x70 [ 290.983598][ T27] 1 lock held by syz-executor167/4268: [ 290.989085][ T27] 1 lock held by syz-executor167/4275: [ 291.043569][ T27] #0: ffff8880755c4188 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: lookup_slow+0x45/0x70 [ 291.073592][ T27] 1 lock held by syz-executor167/4272: [ 291.079094][ T27] 1 lock held by syz-executor167/4274: [ 291.103734][ T27] #0: ffff88806f4a8188 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: lookup_slow+0x45/0x70 [ 291.133601][ T27] 1 lock held by syz-executor167/4271: [ 291.139097][ T27] 1 lock held by syz-executor167/4277: [ 291.183568][ T27] #0: ffff8880755c4c18 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: lookup_slow+0x45/0x70 [ 291.223583][ T27] 1 lock held by syz-executor167/4273: [ 291.229067][ T27] 1 lock held by syz-executor167/4276: [ 291.263581][ T27] #0: ffff8880755c46d0 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: lookup_slow+0x45/0x70 [ 291.293578][ T27] [ 291.295927][ T27] ============================================= [ 291.295927][ T27] [ 291.333595][ T27] NMI backtrace for cpu 0 [ 291.337969][ T27] CPU: 0 PID: 27 Comm: khungtaskd Tainted: G W 6.1.121-syzkaller #0 [ 291.347345][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 291.357405][ T27] Call Trace: [ 291.360683][ T27] [ 291.363619][ T27] dump_stack_lvl+0x1e3/0x2cb [ 291.368312][ T27] ? nf_tcp_handle_invalid+0x642/0x642 [ 291.373792][ T27] ? panic+0x764/0x764 [ 291.377873][ T27] ? vprintk_emit+0x622/0x740 [ 291.382575][ T27] ? printk_sprint+0x490/0x490 [ 291.387365][ T27] ? nmi_cpu_backtrace+0x252/0x560 [ 291.392494][ T27] nmi_cpu_backtrace+0x4e1/0x560 [ 291.397450][ T27] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0 [ 291.403616][ T27] ? _printk+0xd1/0x111 [ 291.407779][ T27] ? panic+0x764/0x764 [ 291.411854][ T27] ? __wake_up_klogd+0xcc/0x100 [ 291.416834][ T27] ? panic+0x764/0x764 [ 291.420912][ T27] ? nmi_trigger_cpumask_backtrace+0xe0/0x3f0 [ 291.426993][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 291.433071][ T27] nmi_trigger_cpumask_backtrace+0x1ae/0x3f0 [ 291.439073][ T27] watchdog+0xf88/0xfd0 [ 291.443243][ T27] ? watchdog+0x1f8/0xfd0 [ 291.447590][ T27] kthread+0x28d/0x320 [ 291.451663][ T27] ? hungtask_pm_notify+0x50/0x50 [ 291.456694][ T27] ? kthread_blkcg+0xd0/0xd0 [ 291.461291][ T27] ret_from_fork+0x1f/0x30 [ 291.465734][ T27] [ 291.468857][ T27] Sending NMI from CPU 0 to CPUs 1: [ 291.474113][ C1] NMI backtrace for cpu 1 [ 291.474127][ C1] CPU: 1 PID: 80 Comm: kswapd0 Tainted: G W 6.1.121-syzkaller #0 [ 291.474142][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 291.474150][ C1] RIP: 0010:unwind_next_frame+0xdbd/0x2220 [ 291.474170][ C1] Code: 8b 5c 24 68 4c 8b b4 24 90 00 00 00 74 08 48 89 df e8 c7 44 a5 00 48 8b 44 24 08 48 89 03 48 8b 84 24 88 00 00 00 0f b6 04 28 <84> c0 4c 8b 6c 24 38 48 8b 5c 24 50 0f 85 c2 11 00 00 41 c6 06 00 [ 291.474184][ C1] RSP: 0018:ffffc900015e6680 EFLAGS: 00000246 [ 291.474198][ C1] RAX: 0000000000000000 RBX: ffffc900015e67f8 RCX: 1ffff920002bccf8 [ 291.474208][ C1] RDX: 1ffffffff1e2cd65 RSI: 0000000000000000 RDI: ffffc900015e67b8 [ 291.474217][ C1] RBP: dffffc0000000000 R08: 0000000000000009 R09: ffffc900015e67c0 [ 291.474226][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc900015e67c0 [ 291.474235][ C1] R13: ffffc900015e67b8 R14: ffffc900015e67f5 R15: 1ffff920002bccf9 [ 291.474248][ C1] FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 291.474260][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 291.474270][ C1] CR2: 000056101a9b5e58 CR3: 0000000019699000 CR4: 00000000003506e0 [ 291.474282][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 291.474290][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 291.474297][ C1] Call Trace: [ 291.474302][ C1] [ 291.474307][ C1] ? nmi_cpu_backtrace+0x3de/0x560 [ 291.474326][ C1] ? read_lock_is_recursive+0x10/0x10 [ 291.474346][ C1] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0 [ 291.474365][ C1] ? nmi_handle+0x25/0x440 [ 291.474389][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10 [ 291.474401][ C1] ? nmi_handle+0x12e/0x440 [ 291.474419][ C1] ? nmi_handle+0x25/0x440 [ 291.474436][ C1] ? unwind_next_frame+0xdbd/0x2220 [ 291.474450][ C1] ? default_do_nmi+0x62/0x150 [ 291.474463][ C1] ? exc_nmi+0xa8/0x100 [ 291.474475][ C1] ? end_repeat_nmi+0x16/0x31 [ 291.474492][ C1] ? unwind_next_frame+0xdbd/0x2220 [ 291.474506][ C1] ? unwind_next_frame+0xdbd/0x2220 [ 291.474521][ C1] ? unwind_next_frame+0xdbd/0x2220 [ 291.474535][ C1] [ 291.474539][ C1] [ 291.474548][ C1] ? __unwind_start+0xef/0x720 [ 291.474564][ C1] __unwind_start+0x59d/0x720 [ 291.474579][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 291.474596][ C1] arch_stack_walk+0xdb/0x140 [ 291.474613][ C1] ? arch_stack_walk+0xdb/0x140 [ 291.474628][ C1] stack_trace_save+0x113/0x1c0 [ 291.474646][ C1] ? stack_trace_snprint+0xe0/0xe0 [ 291.474667][ C1] ? free_buffer_head+0x45/0xb0 [ 291.474680][ C1] kasan_set_track+0x4b/0x70 [ 291.474719][ C1] ? kasan_quarantine_put+0xd4/0x220 [ 291.474735][ C1] kasan_save_free_info+0x27/0x40 [ 291.474749][ C1] ____kasan_slab_free+0xd6/0x120 [ 291.474763][ C1] kmem_cache_free+0x292/0x510 [ 291.474778][ C1] ? free_buffer_head+0x45/0xb0 [ 291.474792][ C1] free_buffer_head+0x45/0xb0 [ 291.474805][ C1] try_to_free_buffers+0x302/0x600 [ 291.474821][ C1] ? sync_dirty_buffer+0x20/0x20 [ 291.474836][ C1] ? filemap_release_folio+0x2c3/0x4b0 [ 291.474852][ C1] shrink_folio_list+0x288c/0x8f40 [ 291.474886][ C1] ? reclaim_clean_pages_from_list+0xd10/0xd10 [ 291.474910][ C1] ? release_firmware_map_entry+0x186/0x186 [ 291.474926][ C1] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 291.474945][ C1] ? preempt_schedule+0xd9/0xe0 [ 291.474957][ C1] ? preempt_schedule_common+0xa6/0xd0 [ 291.474970][ C1] ? preempt_schedule+0xd9/0xe0 [ 291.474982][ C1] ? schedule_preempt_disabled+0x20/0x20 [ 291.474995][ C1] ? lockdep_hardirqs_on+0x94/0x130 [ 291.475013][ C1] ? gate_vma_name+0x10/0x10 [ 291.475033][ C1] evict_folios+0xaf8/0x25b0 [ 291.475065][ C1] ? folio_inc_gen+0x4c0/0x4c0 [ 291.475094][ C1] shrink_lruvec+0xdbf/0x4650 [ 291.475110][ C1] ? reacquire_held_locks+0x660/0x660 [ 291.475132][ C1] ? print_irqtrace_events+0x210/0x210 [ 291.475151][ C1] ? mark_lock+0x9a/0x340 [ 291.475169][ C1] ? mem_cgroup_shrink_node+0x950/0x950 [ 291.475184][ C1] ? __lock_acquire+0x125b/0x1f80 [ 291.475216][ C1] ? __lock_acquire+0x1f80/0x1f80 [ 291.475234][ C1] ? __might_sleep+0xb0/0xb0 [ 291.475250][ C1] ? mem_cgroup_iter+0x36/0x550 [ 291.475266][ C1] ? mem_cgroup_iter+0x3e5/0x550 [ 291.475281][ C1] ? mem_cgroup_iter+0x36/0x550 [ 291.475298][ C1] ? shrink_node+0x6f6/0x29a0 [ 291.475332][ C1] ? kswapd+0x2339/0x3f30 [ 291.475357][ C1] ? kswapd+0xc27/0x3f30 [ 291.475371][ C1] ? kswapd+0x1c31/0x3f30 [ 291.475396][ C1] ? kswapd_run+0x160/0x160 [ 291.475417][ C1] ? __kthread_parkme+0xbb/0x1c0 [ 291.475435][ C1] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 291.475456][ C1] ? do_raw_spin_unlock+0x137/0x8a0 [ 291.475474][ C1] ? release_firmware_map_entry+0x186/0x186 [ 291.475488][ C1] ? wake_bit_function+0x210/0x210 [ 291.475506][ C1] ? __kthread_parkme+0x168/0x1c0 [ 291.475526][ C1] ? kthread+0x28d/0x320 [ 291.475537][ C1] ? kswapd_run+0x160/0x160 [ 291.475552][ C1] ? kthread_blkcg+0xd0/0xd0 [ 291.475564][ C1] ? ret_from_fork+0x1f/0x30 [ 291.475585][ C1] [ 291.475591][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.477 msecs [ 292.333585][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 292.340470][ T27] CPU: 1 PID: 27 Comm: khungtaskd Tainted: G W 6.1.121-syzkaller #0 [ 292.349844][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 292.359900][ T27] Call Trace: [ 292.363175][ T27] [ 292.366103][ T27] dump_stack_lvl+0x1e3/0x2cb [ 292.370793][ T27] ? nf_tcp_handle_invalid+0x642/0x642 [ 292.376263][ T27] ? panic+0x764/0x764 [ 292.380334][ T27] ? llist_add_batch+0x160/0x1d0 [ 292.385279][ T27] ? vscnprintf+0x59/0x80 [ 292.389617][ T27] panic+0x318/0x764 [ 292.393513][ T27] ? nmi_trigger_cpumask_backtrace+0x2bf/0x3f0 [ 292.399672][ T27] ? memcpy_page_flushcache+0xfc/0xfc [ 292.405053][ T27] ? nmi_trigger_cpumask_backtrace+0x2bf/0x3f0 [ 292.411225][ T27] ? nmi_trigger_cpumask_backtrace+0x338/0x3f0 [ 292.417400][ T27] ? nmi_trigger_cpumask_backtrace+0x33d/0x3f0 [ 292.423575][ T27] watchdog+0xfc7/0xfd0 [ 292.427748][ T27] ? watchdog+0x1f8/0xfd0 [ 292.432097][ T27] kthread+0x28d/0x320 [ 292.436185][ T27] ? hungtask_pm_notify+0x50/0x50 [ 292.441217][ T27] ? kthread_blkcg+0xd0/0xd0 [ 292.445810][ T27] ret_from_fork+0x1f/0x30 [ 292.450226][ T27] [ 292.453480][ T27] Kernel Offset: disabled [ 292.457799][ T27] Rebooting in 86400 seconds..