./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2442951920 <...> Warning: Permanently added '10.128.0.159' (ECDSA) to the list of known hosts. execve("./syz-executor2442951920", ["./syz-executor2442951920"], 0x7ffed1711c80 /* 10 vars */) = 0 brk(NULL) = 0x555556ef2000 brk(0x555556ef2c40) = 0x555556ef2c40 arch_prctl(ARCH_SET_FS, 0x555556ef2300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2442951920", 4096) = 28 brk(0x555556f13c40) = 0x555556f13c40 brk(0x555556f14000) = 0x555556f14000 mprotect(0x7ff967ee7000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3632 attached , child_tidptr=0x555556ef25d0) = 3632 [pid 3632] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3632] setsid() = 1 [pid 3632] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3632] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3632] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3632] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3632] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3632] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3632] unshare(CLONE_NEWNS) = 0 [pid 3632] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3632] unshare(CLONE_NEWIPC) = 0 [pid 3632] unshare(CLONE_NEWCGROUP) = 0 [pid 3632] unshare(CLONE_NEWUTS) = 0 [pid 3632] unshare(CLONE_SYSVSEM) = 0 [pid 3632] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3632] write(3, "16777216", 8) = 8 [pid 3632] close(3) = 0 [pid 3632] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3632] write(3, "536870912", 9) = 9 [pid 3632] close(3) = 0 [pid 3632] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3632] write(3, "1024", 4) = 4 [pid 3632] close(3) = 0 [pid 3632] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3632] write(3, "8192", 4) = 4 [pid 3632] close(3) = 0 [pid 3632] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3632] write(3, "1024", 4) = 4 [pid 3632] close(3) = 0 [pid 3632] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3632] write(3, "1024", 4) = 4 [pid 3632] close(3) = 0 [pid 3632] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3632] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3632] close(3) = 0 [pid 3632] getpid() = 1 [pid 3632] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e9 8a fd ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 7a fb ff [ 55.348692][ T3632] RSP: 0018:ffffc90003cff8f0 EFLAGS: 00010093 [ 55.354761][ T3632] RAX: ffffffff81ba2479 RBX: 0000000000000000 RCX: ffff88801fc81d40 [ 55.362722][ T3632] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.370680][ T3632] RBP: ffff88801f404978 R08: ffffffff81ba21fd R09: ffffed1003e80930 [ 55.378828][ T3632] R10: ffffed1003e80930 R11: 1ffff11003e8092f R12: dffffc0000000000 [ 55.386816][ T3632] R13: ffffea00009f5dc0 R14: 0000000000000001 R15: 1ffff11003e8092f [ 55.394863][ T3632] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 55.403780][ T3632] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.410352][ T3632] CR2: 00007ff967eeb140 CR3: 000000000ce8e000 CR4: 00000000003506f0 [ 55.418310][ T3632] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.426269][ T3632] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.434228][ T3632] Call Trace: [ 55.437494][ T3632] [ 55.440415][ T3632] ? gfs2_write_log_header+0x8e2/0xad0 [ 55.445880][ T3632] __folio_mark_dirty+0x125/0x260 [ 55.450894][ T3632] mark_buffer_dirty+0x253/0x550 [ 55.455821][ T3632] gfs2_unpin+0x10b/0xa20 [ 55.460138][ T3632] ? log_pull_tail+0x7e/0x390 [ 55.464815][ T3632] buf_lo_after_commit+0x172/0x1d0 [ 55.469911][ T3632] ? buf_lo_before_commit+0xe0/0xe0 [ 55.475095][ T3632] gfs2_log_flush+0x1179/0x26a0 [ 55.479950][ T3632] ? gfs2_ail_drain+0xdb0/0xdb0 [ 55.484800][ T3632] ? radix_tree_delete_item+0x2e2/0x3d0 [ 55.490338][ T3632] ? trace_kfree+0x30/0xe0 [ 55.494739][ T3632] ? kfree+0x16/0xe0 [ 55.498622][ T3632] gfs2_kill_sb+0x50/0xd0 [ 55.502939][ T3632] deactivate_locked_super+0xa7/0xf0 [ 55.508215][ T3632] cleanup_mnt+0x494/0x520 [ 55.512620][ T3632] ? lockdep_hardirqs_on+0x8d/0x130 [ 55.517807][ T3632] task_work_run+0x243/0x300 [ 55.522391][ T3632] ? task_work_cancel+0x290/0x290 [ 55.527407][ T3632] ? do_exit+0x65f/0x2070 [ 55.531742][ T3632] do_exit+0x664/0x2070 [ 55.535892][ T3632] ? lockdep_hardirqs_on_prepare+0x428/0x790 [ 55.541859][ T3632] ? mm_update_next_owner+0x6d0/0x6d0 [ 55.547236][ T3632] ? print_irqtrace_events+0x220/0x220 [ 55.552683][ T3632] ? _raw_spin_unlock_irq+0x1f/0x40 [ 55.557873][ T3632] ? lockdep_hardirqs_on+0x8d/0x130 [ 55.563063][ T3632] do_group_exit+0x1fd/0x2b0 [ 55.567673][ T3632] __x64_sys_exit_group+0x3b/0x40 [ 55.572691][ T3632] do_syscall_64+0x3d/0xb0 [ 55.577097][ T3632] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.582995][ T3632] RIP: 0033:0x7ff967e65c79 [ 55.587397][ T3632] Code: Unable to access opcode bytes at 0x7ff967e65c4f. [ 55.594396][ T3632] RSP: 002b:00007ffe26b19388 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.602794][ T3632] RAX: ffffffffffffffda RBX: 00007ff967eed3f0 RCX: 00007ff967e65c79 [ 55.610748][ T3632] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 55.618709][ T3632] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007ff967ee7e40 [ 55.626813][ T3632] R10: 00007ffe26b192a0 R11: 0000000000000246 R12: 00007ff967eed3f0 [ 55.634768][ T3632] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 55.642761][ T3632] [ 55.645769][ T3632] Kernel panic - not syncing: panic_on_warn set ... [ 55.652339][ T3632] CPU: 0 PID: 3632 Comm: syz-executor244 Not tainted 6.1.0-rc7-syzkaller #0 [ 55.661079][ T3632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 55.671125][ T3632] Call Trace: [ 55.674456][ T3632] [ 55.677374][ T3632] dump_stack_lvl+0x1b1/0x28e [ 55.682039][ T3632] ? nf_tcp_handle_invalid+0x62e/0x62e [ 55.687485][ T3632] ? panic+0x710/0x710 [ 55.691547][ T3632] ? vscnprintf+0x59/0x80 [ 55.695861][ T3632] ? folio_account_dirtied+0x470/0x6e0 [ 55.701309][ T3632] panic+0x2d6/0x710 [ 55.705194][ T3632] ? __warn+0x131/0x220 [ 55.709337][ T3632] ? memcpy_page_flushcache+0xfc/0xfc [ 55.714705][ T3632] ? folio_account_dirtied+0x4e9/0x6e0 [ 55.720150][ T3632] __warn+0x1fa/0x220 [ 55.724121][ T3632] ? folio_account_dirtied+0x4e9/0x6e0 [ 55.729566][ T3632] report_bug+0x1b3/0x2d0 [ 55.733886][ T3632] handle_bug+0x3d/0x70 [ 55.738026][ T3632] exc_invalid_op+0x16/0x40 [ 55.742512][ T3632] asm_exc_invalid_op+0x16/0x20 [ 55.747353][ T3632] RIP: 0010:folio_account_dirtied+0x4e9/0x6e0 [ 55.753412][ T3632] Code: 5d 41 5e 41 5f 5d c3 e8 95 73 d0 ff 4c 89 ef 4c 89 e6 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d e9 5c ba 2b 00 e8 77 73 d0 ff <0f> 0b e9 8a fd ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 7a fb ff [ 55.773002][ T3632] RSP: 0018:ffffc90003cff8f0 EFLAGS: 00010093 [ 55.779056][ T3632] RAX: ffffffff81ba2479 RBX: 0000000000000000 RCX: ffff88801fc81d40 [ 55.787017][ T3632] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.794982][ T3632] RBP: ffff88801f404978 R08: ffffffff81ba21fd R09: ffffed1003e80930 [ 55.802941][ T3632] R10: ffffed1003e80930 R11: 1ffff11003e8092f R12: dffffc0000000000 [ 55.810900][ T3632] R13: ffffea00009f5dc0 R14: 0000000000000001 R15: 1ffff11003e8092f [ 55.818865][ T3632] ? folio_account_dirtied+0x26d/0x6e0 [ 55.824313][ T3632] ? folio_account_dirtied+0x4e9/0x6e0 [ 55.829764][ T3632] ? gfs2_write_log_header+0x8e2/0xad0 [ 55.835216][ T3632] __folio_mark_dirty+0x125/0x260 [ 55.840238][ T3632] mark_buffer_dirty+0x253/0x550 [ 55.845171][ T3632] gfs2_unpin+0x10b/0xa20 [ 55.849486][ T3632] ? log_pull_tail+0x7e/0x390 [ 55.854162][ T3632] buf_lo_after_commit+0x172/0x1d0 [ 55.859258][ T3632] ? buf_lo_before_commit+0xe0/0xe0 [ 55.864455][ T3632] gfs2_log_flush+0x1179/0x26a0 [ 55.869305][ T3632] ? gfs2_ail_drain+0xdb0/0xdb0 [ 55.874144][ T3632] ? radix_tree_delete_item+0x2e2/0x3d0 [ 55.879766][ T3632] ? trace_kfree+0x30/0xe0 [ 55.884175][ T3632] ? kfree+0x16/0xe0 [ 55.888066][ T3632] gfs2_kill_sb+0x50/0xd0 [ 55.892409][ T3632] deactivate_locked_super+0xa7/0xf0 [ 55.897681][ T3632] cleanup_mnt+0x494/0x520 [ 55.902084][ T3632] ? lockdep_hardirqs_on+0x8d/0x130 [ 55.907275][ T3632] task_work_run+0x243/0x300 [ 55.911860][ T3632] ? task_work_cancel+0x290/0x290 [ 55.916877][ T3632] ? do_exit+0x65f/0x2070 [ 55.921203][ T3632] do_exit+0x664/0x2070 [ 55.925353][ T3632] ? lockdep_hardirqs_on_prepare+0x428/0x790 [ 55.931321][ T3632] ? mm_update_next_owner+0x6d0/0x6d0 [ 55.936684][ T3632] ? print_irqtrace_events+0x220/0x220 [ 55.942132][ T3632] ? _raw_spin_unlock_irq+0x1f/0x40 [ 55.947369][ T3632] ? lockdep_hardirqs_on+0x8d/0x130 [ 55.952553][ T3632] do_group_exit+0x1fd/0x2b0 [ 55.957139][ T3632] __x64_sys_exit_group+0x3b/0x40 [ 55.962157][ T3632] do_syscall_64+0x3d/0xb0 [ 55.966562][ T3632] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.972452][ T3632] RIP: 0033:0x7ff967e65c79 [ 55.976854][ T3632] Code: Unable to access opcode bytes at 0x7ff967e65c4f. [ 55.983852][ T3632] RSP: 002b:00007ffe26b19388 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.992249][ T3632] RAX: ffffffffffffffda RBX: 00007ff967eed3f0 RCX: 00007ff967e65c79 [ 56.000219][ T3632] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 56.008175][ T3632] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007ff967ee7e40 [ 56.016134][ T3632] R10: 00007ffe26b192a0 R11: 0000000000000246 R12: 00007ff967eed3f0 [ 56.024100][ T3632] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 56.032072][ T3632] [ 56.035250][ T3632] Kernel Offset: disabled [ 56.039730][ T3632] Rebooting in 86400 seconds..