./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1770077055 <...> Warning: Permanently added '10.128.1.44' (ED25519) to the list of known hosts. execve("./syz-executor1770077055", ["./syz-executor1770077055"], 0x7ffe23205780 /* 10 vars */) = 0 brk(NULL) = 0x55555ba40000 brk(0x55555ba40d00) = 0x55555ba40d00 arch_prctl(ARCH_SET_FS, 0x55555ba40380) = 0 set_tid_address(0x55555ba40650) = 5080 set_robust_list(0x55555ba40660, 24) = 0 rseq(0x55555ba40ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1770077055", 4096) = 28 getrandom("\x96\x45\x40\x13\x3d\xc7\x94\x44", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555ba40d00 brk(0x55555ba61d00) = 0x55555ba61d00 brk(0x55555ba62000) = 0x55555ba62000 mprotect(0x7f0a5e83e000, 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 write(1, "executing program\n", 18executing program ) = 18 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0a56200000 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"..., 16777216) = 16777216 munmap(0x7f0a56200000, 138412032) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 close(4) = 0 mkdir("./file0", 0777) = 0 [ 60.712525][ T5080] loop0: detected capacity change from 0 to 32768 [ 60.802078][ T5080] bcachefs (loop0): mounting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,nojournal_transaction_names [ 60.816237][ T5080] bcachefs (loop0): recovering from clean shutdown, journal seq 4755801206503243784 [ 60.829133][ T5080] bcachefs (loop0): alloc_read... done [ 60.835003][ T5080] bcachefs (loop0): stripes_read... done [ 60.841645][ T5080] bcachefs (loop0): snapshots_read... done [ 60.854564][ T5080] bcachefs (loop0): going read-write [ 60.862847][ T5080] bcachefs (loop0): journal_replay... [ 60.867790][ T5080] ------------[ cut here ]------------ [ 60.879742][ T5080] kernel BUG at fs/bcachefs/recovery.c:129! [ 60.887138][ T5080] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 60.894532][ T5080] CPU: 1 PID: 5080 Comm: syz-executor177 Not tainted 6.10.0-rc2-syzkaller-00097-g2df0193e62cf #0 [ 60.905292][ T5080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 60.918006][ T5080] RIP: 0010:bch2_journal_replay+0x133d/0x1360 [ 60.924875][ T5080] Code: 89 e6 e8 96 86 d6 ff e8 31 8c 45 07 e8 1c 0b 5e fd 90 0f 0b e8 14 0b 5e fd 90 0f 0b e8 0c 0b 5e fd 90 0f 0b e8 04 0b 5e fd 90 <0f> 0b e8 fc 0a 5e fd 90 0f 0b e8 f4 0a 5e fd 90 0f 0b e8 ec 0a 5e [ 60.946569][ T5080] RSP: 0018:ffffc90002d6efe0 EFLAGS: 00010293 [ 60.953362][ T5080] RAX: ffffffff84381a8c RBX: 4200000000000009 RCX: ffff888017fa0000 [ 60.962254][ T5080] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 4200000000000009 [ 60.970335][ T5080] RBP: ffffc90002d6f128 R08: ffffffff84381098 R09: ffffffff84a313ec [ 60.978659][ T5080] R10: 0000000000000004 R11: ffff888017fa0000 R12: dffffc0000000000 [ 60.986835][ T5080] R13: 1ffff1100e65958f R14: 00000000ffffffff R15: ffff8880732cac78 [ 60.994904][ T5080] FS: 000055555ba40380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 61.004302][ T5080] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.010984][ T5080] CR2: 0000559cbf898ff0 CR3: 00000000200f8000 CR4: 00000000003506f0 [ 61.019123][ T5080] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.027466][ T5080] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.036630][ T5080] Call Trace: [ 61.041897][ T5080] [ 61.044993][ T5080] ? __die_body+0x88/0xe0 [ 61.049974][ T5080] ? die+0xcf/0x110 [ 61.054086][ T5080] ? do_trap+0x15a/0x3a0 [ 61.059932][ T5080] ? bch2_journal_replay+0x133d/0x1360 [ 61.066978][ T5080] ? do_error_trap+0x1dc/0x2c0 [ 61.073335][ T5080] ? bch2_journal_replay+0x133d/0x1360 [ 61.080718][ T5080] ? __pfx_do_error_trap+0x10/0x10 [ 61.086804][ T5080] ? report_bug+0x3e8/0x500 [ 61.092408][ T5080] ? handle_invalid_op+0x34/0x40 [ 61.098231][ T5080] ? bch2_journal_replay+0x133d/0x1360 [ 61.104917][ T5080] ? exc_invalid_op+0x38/0x50 [ 61.110040][ T5080] ? asm_exc_invalid_op+0x1a/0x20 [ 61.115738][ T5080] ? sort_r+0x4ac/0x2470 [ 61.120340][ T5080] ? bch2_journal_replay+0x948/0x1360 [ 61.126479][ T5080] ? bch2_journal_replay+0x133c/0x1360 [ 61.133973][ T5080] ? bch2_journal_replay+0x133d/0x1360 [ 61.139920][ T5080] ? __pfx_bch2_journal_replay+0x10/0x10 [ 61.146031][ T5080] ? __bch2_fs_read_write+0x35c/0x370 [ 61.151633][ T5080] bch2_run_recovery_pass+0xf0/0x1e0 [ 61.157077][ T5080] bch2_run_recovery_passes+0x19e/0x820 [ 61.162909][ T5080] bch2_fs_recovery+0x2370/0x3720 [ 61.168542][ T5080] ? __pfx_bch2_fs_recovery+0x10/0x10 [ 61.174106][ T5080] ? __pfx_lock_release+0x10/0x10 [ 61.179248][ T5080] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 61.185100][ T5080] ? __pfx_lock_release+0x10/0x10 [ 61.190168][ T5080] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 61.196612][ T5080] ? bch2_get_next_online_dev+0x4b9/0x4f0 [ 61.202625][ T5080] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 61.208375][ T5080] ? llist_reverse_order+0x72/0x90 [ 61.213789][ T5080] bch2_fs_start+0x356/0x5b0 [ 61.218578][ T5080] bch2_fs_open+0xa8d/0xdf0 [ 61.223094][ T5080] ? __pfx_bch2_fs_open+0x10/0x10 [ 61.228546][ T5080] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 61.236129][ T5080] ? __pfx_bch2_test_super+0x10/0x10 [ 61.242862][ T5080] ? sget+0x2b8/0x620 [ 61.246903][ T5080] ? __pfx_bch2_noset_super+0x10/0x10 [ 61.252401][ T5080] bch2_mount+0x6c0/0x1320 [ 61.257278][ T5080] ? __pfx_bch2_mount+0x10/0x10 [ 61.263009][ T5080] ? vfs_parse_fs_string+0x190/0x230 [ 61.268421][ T5080] ? kfree+0x4e/0x360 [ 61.272612][ T5080] ? vfs_parse_fs_string+0x190/0x230 [ 61.279562][ T5080] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 61.285238][ T5080] ? cap_capable+0x1b4/0x250 [ 61.290111][ T5080] legacy_get_tree+0xee/0x190 [ 61.295006][ T5080] ? __pfx_bch2_mount+0x10/0x10 [ 61.300004][ T5080] vfs_get_tree+0x90/0x2a0 [ 61.305684][ T5080] do_new_mount+0x2be/0xb40 [ 61.310303][ T5080] ? __pfx_do_new_mount+0x10/0x10 [ 61.315569][ T5080] __se_sys_mount+0x2d9/0x3c0 [ 61.320957][ T5080] ? __pfx___se_sys_mount+0x10/0x10 [ 61.326706][ T5080] ? do_syscall_64+0x100/0x230 [ 61.331665][ T5080] ? __x64_sys_mount+0x20/0xc0 [ 61.336711][ T5080] do_syscall_64+0xf3/0x230 [ 61.341593][ T5080] ? clear_bhb_loop+0x35/0x90 [ 61.346721][ T5080] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 61.353153][ T5080] RIP: 0033:0x7f0a5e7c693a [ 61.358081][ T5080] 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 [ 61.379165][ T5080] RSP: 002b:00007ffe9296c7c8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 61.388129][ T5080] RAX: ffffffffffffffda RBX: 00007ffe9296c7e0 RCX: 00007f0a5e7c693a [ 61.396130][ T5080] RDX: 0000000020005b00 RSI: 0000000020000000 RDI: 00007ffe9296c7e0 [ 61.404981][ T5080] RBP: 0000000000000004 R08: 00007ffe9296c820 R09: 0000000000005b72 [ 61.413045][ T5080] R10: 0000000003000002 R11: 0000000000000282 R12: 0000000003000002 [ 61.421694][ T5080] R13: 00007ffe9296c820 R14: 0000000000000003 R15: 0000000001000000 [ 61.431122][ T5080] [ 61.434354][ T5080] Modules linked in: [ 61.439044][ T5080] ---[ end trace 0000000000000000 ]--- [ 61.445008][ T5080] RIP: 0010:bch2_journal_replay+0x133d/0x1360 [ 61.451720][ T5080] Code: 89 e6 e8 96 86 d6 ff e8 31 8c 45 07 e8 1c 0b 5e fd 90 0f 0b e8 14 0b 5e fd 90 0f 0b e8 0c 0b 5e fd 90 0f 0b e8 04 0b 5e fd 90 <0f> 0b e8 fc 0a 5e fd 90 0f 0b e8 f4 0a 5e fd 90 0f 0b e8 ec 0a 5e [ 61.472559][ T5080] RSP: 0018:ffffc90002d6efe0 EFLAGS: 00010293 [ 61.478953][ T5080] RAX: ffffffff84381a8c RBX: 4200000000000009 RCX: ffff888017fa0000 [ 61.489468][ T5080] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 4200000000000009 [ 61.497868][ T5080] RBP: ffffc90002d6f128 R08: ffffffff84381098 R09: ffffffff84a313ec [ 61.506120][ T5080] R10: 0000000000000004 R11: ffff888017fa0000 R12: dffffc0000000000 [ 61.514715][ T5080] R13: 1ffff1100e65958f R14: 00000000ffffffff R15: ffff8880732cac78 [ 61.523572][ T5080] FS: 000055555ba40380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 61.533795][ T5080] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.540561][ T5080] CR2: 0000559cbf898ff0 CR3: 00000000200f8000 CR4: 00000000003506f0 [ 61.548851][ T5080] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.557672][ T5080] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.565894][ T5080] Kernel panic - not syncing: Fatal exception [ 61.572274][ T5080] Kernel Offset: disabled [ 61.576620][ T5080] Rebooting in 86400 seconds..