./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1106578086 <...> forked to background, child pid 3183 no interfaces have a carrier [ 18.925094][ T3184] 8021q: adding VLAN 0 to HW filter on device bond0 [ 18.934047][ T3184] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.50' (ECDSA) to the list of known hosts. execve("./syz-executor1106578086", ["./syz-executor1106578086"], 0x7ffdf5e382f0 /* 10 vars */) = 0 brk(NULL) = 0x555556e6e000 brk(0x555556e6ec40) = 0x555556e6ec40 arch_prctl(ARCH_SET_FS, 0x555556e6e300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor1106578086", 4096) = 28 brk(0x555556e8fc40) = 0x555556e8fc40 brk(0x555556e90000) = 0x555556e90000 mprotect(0x7f046e0f7000, 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, child_tidptr=0x555556e6e5d0) = 3605 ./strace-static-x86_64: Process 3605 attached [pid 3605] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3605] setsid() = 1 [pid 3605] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3605] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3605] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3605] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3605] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3605] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3605] unshare(CLONE_NEWNS) = 0 [pid 3605] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3605] unshare(CLONE_NEWIPC) = 0 [pid 3605] unshare(CLONE_NEWCGROUP) = 0 [pid 3605] unshare(CLONE_NEWUTS) = 0 [pid 3605] unshare(CLONE_SYSVSEM) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "16777216", 8) = 8 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "536870912", 9) = 9 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "1024", 4) = 4 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "8192", 4) = 4 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "1024", 4) = 4 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "1024", 4) = 4 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3605] close(3) = 0 [pid 3605] getpid() = 1 [pid 3605] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 4d 89 ef e9 35 fd ff ff e8 07 06 59 fe e8 9c 63 de fd e9 c6 [ 34.535657][ T3605] RSP: 0018:ffffc90003e3f5d8 EFLAGS: 00010293 [ 34.541738][ T3605] RAX: 0000000000000000 RBX: ffff88806ec15a80 RCX: 0000000000000000 [ 34.549723][ T3605] RDX: ffff888021df0000 RSI: ffffffff8322111a RDI: 0000000000000006 [ 34.557806][ T3605] RBP: ffffc90003e3f680 R08: 0000000000000006 R09: 00000026ae000002 [ 34.565814][ T3605] R10: 0000000000000003 R11: 1ffffffff17f21b1 R12: ffff888073d20158 [ 34.573820][ T3605] R13: 0000000000000003 R14: ffffc90003e3f698 R15: 00000026ae000002 [ 34.581777][ T3605] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 34.590717][ T3605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.597337][ T3605] CR2: 00007f046e0fe1d0 CR3: 000000000bc8e000 CR4: 0000000000350ee0 [ 34.605428][ T3605] Call Trace: [ 34.608725][ T3605] [ 34.611657][ T3605] nilfs_dat_commit_update+0x26/0x40 [ 34.616988][ T3605] nilfs_direct_propagate+0x244/0x320 [ 34.622391][ T3605] ? nilfs_direct_lookup_contig+0x310/0x310 [ 34.628341][ T3605] nilfs_bmap_propagate+0x73/0x170 [ 34.633482][ T3605] nilfs_collect_file_data+0x45/0xd0 [ 34.638759][ T3605] nilfs_segctor_apply_buffers+0x14a/0x470 [ 34.644582][ T3605] ? nilfs_collect_dat_data+0xd0/0xd0 [ 34.649970][ T3605] nilfs_segctor_scan_file+0x3f4/0x6f0 [ 34.655448][ T3605] ? nilfs_lookup_dirty_data_buffers+0x7a0/0x7a0 [ 34.661914][ T3605] ? nilfs_sufile_mark_dirty+0x11e/0x230 [ 34.667578][ T3605] ? nilfs_segbuf_reset+0x16a/0x1c0 [ 34.672816][ T3605] nilfs_segctor_do_construct+0x12f6/0x6970 [ 34.678763][ T3605] ? nilfs_segctor_abort_construction+0xe20/0xe20 [ 34.685205][ T3605] ? do_raw_spin_lock+0x120/0x2a0 [ 34.690410][ T3605] ? rwlock_bug.part.0+0x90/0x90 [ 34.695363][ T3605] ? do_raw_spin_unlock+0x171/0x230 [ 34.700586][ T3605] ? _raw_spin_unlock+0x24/0x40 [ 34.705449][ T3605] nilfs_segctor_construct+0x8e3/0xb30 [ 34.710941][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 34.716449][ T3605] ? trace_nilfs2_transaction_transition+0x1a7/0x240 [ 34.723190][ T3605] nilfs_detach_log_writer+0x3bb/0x9f0 [ 34.728671][ T3605] ? nilfs_clean_segments+0xa80/0xa80 [ 34.734078][ T3605] ? collect_domain_accesses+0xbf0/0xbf0 [ 34.739730][ T3605] ? prepare_to_wait_exclusive+0x2b0/0x2b0 [ 34.745657][ T3605] ? dispose_list+0x1e0/0x1e0 [ 34.750350][ T3605] nilfs_put_super+0x3f/0x1a0 [ 34.755143][ T3605] ? nilfs_freeze+0xc0/0xc0 [ 34.759690][ T3605] generic_shutdown_super+0x154/0x410 [ 34.765094][ T3605] kill_block_super+0x97/0xf0 [ 34.769792][ T3605] deactivate_locked_super+0x94/0x160 [ 34.775204][ T3605] deactivate_super+0xad/0xd0 [ 34.779892][ T3605] cleanup_mnt+0x2ae/0x3d0 [ 34.784350][ T3605] task_work_run+0xdd/0x1a0 [ 34.788892][ T3605] do_exit+0xad5/0x29b0 [ 34.793109][ T3605] ? mm_update_next_owner+0x7a0/0x7a0 [ 34.798504][ T3605] do_group_exit+0xd2/0x2f0 [ 34.803052][ T3605] __x64_sys_exit_group+0x3a/0x50 [ 34.808100][ T3605] do_syscall_64+0x35/0xb0 [ 34.812503][ T3605] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 34.818510][ T3605] RIP: 0033:0x7f046e085b49 [ 34.823111][ T3605] Code: Unable to access opcode bytes at 0x7f046e085b1f. [ 34.830542][ T3605] RSP: 002b:00007ffd3cac1028 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 34.839013][ T3605] RAX: ffffffffffffffda RBX: 00007f046e0fd330 RCX: 00007f046e085b49 [ 34.847025][ T3605] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 34.855099][ T3605] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007f046e0f7e40 [ 34.863087][ T3605] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f046e0fd330 [ 34.871045][ T3605] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 34.879044][ T3605] [ 34.882149][ T3605] Kernel panic - not syncing: panic_on_warn set ... [ 34.888717][ T3605] CPU: 1 PID: 3605 Comm: syz-executor110 Not tainted 6.0.0-syzkaller-09039-ga6afa4199d3d #0 [ 34.899024][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 34.909064][ T3605] Call Trace: [ 34.912332][ T3605] [ 34.915252][ T3605] dump_stack_lvl+0xcd/0x134 [ 34.919861][ T3605] panic+0x2c8/0x622 [ 34.923757][ T3605] ? panic_print_sys_info.part.0+0x10b/0x10b [ 34.929742][ T3605] ? __warn.cold+0x248/0x2c4 [ 34.934334][ T3605] ? nilfs_dat_commit_end+0x49a/0x5f0 [ 34.939707][ T3605] __warn.cold+0x259/0x2c4 [ 34.944120][ T3605] ? nilfs_dat_commit_end+0x49a/0x5f0 [ 34.949492][ T3605] report_bug+0x1bc/0x210 [ 34.953992][ T3605] handle_bug+0x3c/0x70 [ 34.958146][ T3605] exc_invalid_op+0x14/0x40 [ 34.962648][ T3605] asm_exc_invalid_op+0x16/0x20 [ 34.967494][ T3605] RIP: 0010:nilfs_dat_commit_end+0x49a/0x5f0 [ 34.973490][ T3605] Code: 41 5f e9 39 06 59 fe e8 34 06 59 fe 48 89 ee 4c 89 e7 e8 09 f0 ff ff eb db e8 22 06 59 fe e8 b7 63 de fd eb b4 e8 16 06 59 fe <0f> 0b 4d 89 ef e9 35 fd ff ff e8 07 06 59 fe e8 9c 63 de fd e9 c6 [ 34.993093][ T3605] RSP: 0018:ffffc90003e3f5d8 EFLAGS: 00010293 [ 34.999159][ T3605] RAX: 0000000000000000 RBX: ffff88806ec15a80 RCX: 0000000000000000 [ 35.007294][ T3605] RDX: ffff888021df0000 RSI: ffffffff8322111a RDI: 0000000000000006 [ 35.015277][ T3605] RBP: ffffc90003e3f680 R08: 0000000000000006 R09: 00000026ae000002 [ 35.023325][ T3605] R10: 0000000000000003 R11: 1ffffffff17f21b1 R12: ffff888073d20158 [ 35.031287][ T3605] R13: 0000000000000003 R14: ffffc90003e3f698 R15: 00000026ae000002 [ 35.039256][ T3605] ? nilfs_dat_commit_end+0x49a/0x5f0 [ 35.044632][ T3605] ? nilfs_dat_commit_end+0x49a/0x5f0 [ 35.050018][ T3605] nilfs_dat_commit_update+0x26/0x40 [ 35.055395][ T3605] nilfs_direct_propagate+0x244/0x320 [ 35.060770][ T3605] ? nilfs_direct_lookup_contig+0x310/0x310 [ 35.066675][ T3605] nilfs_bmap_propagate+0x73/0x170 [ 35.071780][ T3605] nilfs_collect_file_data+0x45/0xd0 [ 35.077068][ T3605] nilfs_segctor_apply_buffers+0x14a/0x470 [ 35.082979][ T3605] ? nilfs_collect_dat_data+0xd0/0xd0 [ 35.088352][ T3605] nilfs_segctor_scan_file+0x3f4/0x6f0 [ 35.093813][ T3605] ? nilfs_lookup_dirty_data_buffers+0x7a0/0x7a0 [ 35.100164][ T3605] ? nilfs_sufile_mark_dirty+0x11e/0x230 [ 35.105788][ T3605] ? nilfs_segbuf_reset+0x16a/0x1c0 [ 35.110983][ T3605] nilfs_segctor_do_construct+0x12f6/0x6970 [ 35.116888][ T3605] ? nilfs_segctor_abort_construction+0xe20/0xe20 [ 35.123309][ T3605] ? do_raw_spin_lock+0x120/0x2a0 [ 35.128439][ T3605] ? rwlock_bug.part.0+0x90/0x90 [ 35.133373][ T3605] ? do_raw_spin_unlock+0x171/0x230 [ 35.138568][ T3605] ? _raw_spin_unlock+0x24/0x40 [ 35.143435][ T3605] nilfs_segctor_construct+0x8e3/0xb30 [ 35.148905][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 35.154367][ T3605] ? trace_nilfs2_transaction_transition+0x1a7/0x240 [ 35.161055][ T3605] nilfs_detach_log_writer+0x3bb/0x9f0 [ 35.166523][ T3605] ? nilfs_clean_segments+0xa80/0xa80 [ 35.171904][ T3605] ? collect_domain_accesses+0xbf0/0xbf0 [ 35.177539][ T3605] ? prepare_to_wait_exclusive+0x2b0/0x2b0 [ 35.183339][ T3605] ? dispose_list+0x1e0/0x1e0 [ 35.188020][ T3605] nilfs_put_super+0x3f/0x1a0 [ 35.192699][ T3605] ? nilfs_freeze+0xc0/0xc0 [ 35.197206][ T3605] generic_shutdown_super+0x154/0x410 [ 35.202844][ T3605] kill_block_super+0x97/0xf0 [ 35.207546][ T3605] deactivate_locked_super+0x94/0x160 [ 35.212916][ T3605] deactivate_super+0xad/0xd0 [ 35.217589][ T3605] cleanup_mnt+0x2ae/0x3d0 [ 35.222109][ T3605] task_work_run+0xdd/0x1a0 [ 35.226631][ T3605] do_exit+0xad5/0x29b0 [ 35.230787][ T3605] ? mm_update_next_owner+0x7a0/0x7a0 [ 35.236164][ T3605] do_group_exit+0xd2/0x2f0 [ 35.240670][ T3605] __x64_sys_exit_group+0x3a/0x50 [ 35.245788][ T3605] do_syscall_64+0x35/0xb0 [ 35.250202][ T3605] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 35.256527][ T3605] RIP: 0033:0x7f046e085b49 [ 35.260930][ T3605] Code: Unable to access opcode bytes at 0x7f046e085b1f. [ 35.267956][ T3605] RSP: 002b:00007ffd3cac1028 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 35.276363][ T3605] RAX: ffffffffffffffda RBX: 00007f046e0fd330 RCX: 00007f046e085b49 [ 35.284326][ T3605] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 35.292289][ T3605] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007f046e0f7e40 [ 35.300340][ T3605] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f046e0fd330 [ 35.308310][ T3605] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 35.316477][ T3605] [ 35.320062][ T3605] Kernel Offset: disabled [ 35.324396][ T3605] Rebooting in 86400 seconds..