./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2946152207 <...> Warning: Permanently added '10.128.1.152' (ED25519) to the list of known hosts. execve("./syz-executor2946152207", ["./syz-executor2946152207"], 0x7ffcd4dcbed0 /* 10 vars */) = 0 brk(NULL) = 0x555556d29000 brk(0x555556d29d00) = 0x555556d29d00 arch_prctl(ARCH_SET_FS, 0x555556d29380) = 0 set_tid_address(0x555556d29650) = 5066 set_robust_list(0x555556d29660, 24) = 0 rseq(0x555556d29ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2946152207", 4096) = 28 getrandom("\xbc\xd6\x7b\xf0\xc4\x87\xf9\xc2", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556d29d00 brk(0x555556d4ad00) = 0x555556d4ad00 brk(0x555556d4b000) = 0x555556d4b000 mprotect(0x7ff7a5e3e000, 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 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff79d98d000 write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 4194304) = 4194304 munmap(0x7ff79d98d000, 138412032) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 mkdir("./file0", 0777) = 0 [ 71.697088][ T5066] loop0: detected capacity change from 0 to 8192 [ 71.719772][ T5066] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 71.732891][ T5066] REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal [ 71.742325][ T5066] REISERFS (device loop0): using ordered data mode [ 71.748885][ T5066] reiserfs: using flush barriers [ 71.755438][ T5066] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 71.772319][ T5066] REISERFS (device loop0): checking transaction log (loop0) [ 71.836270][ T5066] REISERFS (device loop0): Using tea hash to sort names [ 71.844341][ T5066] REISERFS panic (device loop0): vs-13065 update_stat_data: key [1 2 0x0 SD], found item *3.5*[1 2 0(0) DIR], item_len 80, item_location 3972, free_space(entry_count) 3 [ 71.861413][ T5066] ------------[ cut here ]------------ [ 71.866963][ T5066] kernel BUG at fs/reiserfs/prints.c:390! [ 71.872734][ T5066] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 71.878802][ T5066] CPU: 1 PID: 5066 Comm: syz-executor294 Not tainted 6.6.0-next-20231103-syzkaller #0 [ 71.888329][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 71.898363][ T5066] RIP: 0010:__reiserfs_panic+0x100/0x150 [ 71.904020][ T5066] Code: 5e ff 4d 89 e8 4c 89 f1 4c 89 e2 48 8d b3 60 06 00 00 49 c7 c1 20 e4 8d 92 48 c7 c7 c0 ee e2 8a e8 45 69 41 ff e8 80 a8 5e ff <0f> 0b 49 c7 c6 60 ed e2 8a 4d 89 f4 eb c5 e8 6d a8 5e ff 4d 85 e4 [ 71.923627][ T5066] RSP: 0018:ffffc90003997680 EFLAGS: 00010293 [ 71.929687][ T5066] RAX: 0000000000000000 RBX: ffff888018756000 RCX: ffffffff816bced9 [ 71.937741][ T5066] RDX: ffff88801a298000 RSI: ffffffff822a5660 RDI: 0000000000000005 [ 71.945705][ T5066] RBP: ffffc90003997750 R08: 0000000000000005 R09: 0000000000000000 [ 71.953669][ T5066] R10: 0000000080000000 R11: 0000000000000001 R12: ffffffff8ae28120 [ 71.961632][ T5066] R13: ffffffff8ae28ca0 R14: ffffffff8ae2ed20 R15: ffff888078587910 [ 71.969597][ T5066] FS: 0000555556d29380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 71.978524][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.985103][ T5066] CR2: 00007ffca3179000 CR3: 00000000788e0000 CR4: 00000000003506f0 [ 71.993069][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.001029][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.008992][ T5066] Call Trace: [ 72.012261][ T5066] [ 72.015185][ T5066] ? show_regs+0x8e/0xa0 [ 72.019428][ T5066] ? die+0x36/0xa0 [ 72.023165][ T5066] ? do_trap+0x22a/0x420 [ 72.027409][ T5066] ? __reiserfs_panic+0x100/0x150 [ 72.032439][ T5066] ? __reiserfs_panic+0x100/0x150 [ 72.037472][ T5066] ? do_error_trap+0xf4/0x230 [ 72.042158][ T5066] ? __reiserfs_panic+0x100/0x150 [ 72.047186][ T5066] ? handle_invalid_op+0x34/0x40 [ 72.052136][ T5066] ? __reiserfs_panic+0x100/0x150 [ 72.057178][ T5066] ? exc_invalid_op+0x2d/0x40 [ 72.061882][ T5066] ? asm_exc_invalid_op+0x1a/0x20 [ 72.066919][ T5066] ? __wake_up_klogd.part.0+0x99/0xf0 [ 72.072297][ T5066] ? __reiserfs_panic+0x100/0x150 [ 72.077322][ T5066] ? __reiserfs_panic+0x100/0x150 [ 72.082346][ T5066] ? reiserfs_debug+0x10/0x10 [ 72.087030][ T5066] reiserfs_update_sd_size+0x764/0xcc0 [ 72.092492][ T5066] ? make_le_item_head+0x580/0x580 [ 72.097614][ T5066] ? reiserfs_mkdir+0x6d5/0x9a0 [ 72.102463][ T5066] reiserfs_mkdir+0x6d5/0x9a0 [ 72.107136][ T5066] ? reiserfs_mknod+0x740/0x740 [ 72.112010][ T5066] ? reiserfs_lookup_privroot+0x19b/0x200 [ 72.117732][ T5066] ? rwsem_down_write_slowpath+0x1290/0x1290 [ 72.123717][ T5066] reiserfs_xattr_init+0x57f/0xbb0 [ 72.128831][ T5066] reiserfs_fill_super+0x2139/0x3150 [ 72.134121][ T5066] ? reiserfs_remount+0x1640/0x1640 [ 72.139330][ T5066] ? snprintf+0xc8/0x100 [ 72.143574][ T5066] ? vsprintf+0x30/0x30 [ 72.147723][ T5066] ? do_raw_spin_lock+0x12d/0x2b0 [ 72.152754][ T5066] ? setup_bdev_super+0x3b2/0x770 [ 72.157782][ T5066] ? reiserfs_remount+0x1640/0x1640 [ 72.162982][ T5066] mount_bdev+0x1df/0x2d0 [ 72.167308][ T5066] ? sget+0x640/0x640 [ 72.171282][ T5066] ? apparmor_capable+0x1e5/0x500 [ 72.176313][ T5066] ? reiserfs_kill_sb+0x1e0/0x1e0 [ 72.181338][ T5066] legacy_get_tree+0x109/0x220 [ 72.186105][ T5066] vfs_get_tree+0x8c/0x370 [ 72.190516][ T5066] path_mount+0x148e/0x1ed0 [ 72.195020][ T5066] ? kmem_cache_free+0xfd/0x350 [ 72.199878][ T5066] ? finish_automount+0xa40/0xa40 [ 72.204904][ T5066] ? putname+0x12e/0x170 [ 72.209152][ T5066] __x64_sys_mount+0x293/0x310 [ 72.213915][ T5066] ? copy_mnt_ns+0xb60/0xb60 [ 72.218499][ T5066] ? lockdep_hardirqs_on+0x7c/0x100 [ 72.223693][ T5066] ? _raw_spin_unlock_irq+0x2e/0x50 [ 72.228894][ T5066] ? ptrace_notify+0xf1/0x130 [ 72.233587][ T5066] do_syscall_64+0x3f/0x110 [ 72.238095][ T5066] entry_SYSCALL_64_after_hwframe+0x62/0x6a [ 72.243987][ T5066] RIP: 0033:0x7ff7a5dcb8ba [ 72.248395][ T5066] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 72.268001][ T5066] RSP: 002b:00007ffca3178898 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 72.276408][ T5066] RAX: ffffffffffffffda RBX: 00007ffca31788b0 RCX: 00007ff7a5dcb8ba [ 72.284377][ T5066] RDX: 0000000020001100 RSI: 0000000020001140 RDI: 00007ffca31788b0 [ 72.292341][ T5066] RBP: 0000000000000004 R08: 00007ffca31788f0 R09: 00000000000010e8 [ 72.300307][ T5066] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000 [ 72.308270][ T5066] R13: 00007ffca31788f0 R14: 0000000000000003 R15: 0000000000400000 [ 72.316239][ T5066] [ 72.319253][ T5066] Modules linked in: [ 72.323357][ T5066] ---[ end trace 0000000000000000 ]--- [ 72.328971][ T5066] RIP: 0010:__reiserfs_panic+0x100/0x150 [ 72.334649][ T5066] Code: 5e ff 4d 89 e8 4c 89 f1 4c 89 e2 48 8d b3 60 06 00 00 49 c7 c1 20 e4 8d 92 48 c7 c7 c0 ee e2 8a e8 45 69 41 ff e8 80 a8 5e ff <0f> 0b 49 c7 c6 60 ed e2 8a 4d 89 f4 eb c5 e8 6d a8 5e ff 4d 85 e4 [ 72.354329][ T5066] RSP: 0018:ffffc90003997680 EFLAGS: 00010293 [ 72.360421][ T5066] RAX: 0000000000000000 RBX: ffff888018756000 RCX: ffffffff816bced9 [ 72.368412][ T5066] RDX: ffff88801a298000 RSI: ffffffff822a5660 RDI: 0000000000000005 [ 72.376389][ T5066] RBP: ffffc90003997750 R08: 0000000000000005 R09: 0000000000000000 [ 72.384387][ T5066] R10: 0000000080000000 R11: 0000000000000001 R12: ffffffff8ae28120 [ 72.392382][ T5066] R13: ffffffff8ae28ca0 R14: ffffffff8ae2ed20 R15: ffff888078587910 [ 72.400629][ T5066] FS: 0000555556d29380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 72.409670][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.416241][ T5066] CR2: 00007ffca3179000 CR3: 00000000788e0000 CR4: 00000000003506f0 [ 72.424280][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.432285][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.440284][ T5066] Kernel panic - not syncing: Fatal exception [ 72.446540][ T5066] Kernel Offset: disabled [ 72.450850][ T5066] Rebooting in 86400 seconds..