./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2540170292 <...> Warning: Permanently added '10.128.10.32' (ED25519) to the list of known hosts. execve("./syz-executor2540170292", ["./syz-executor2540170292"], 0x7ffd3524feb0 /* 10 vars */) = 0 brk(NULL) = 0x5555567cf000 brk(0x5555567cfd00) = 0x5555567cfd00 arch_prctl(ARCH_SET_FS, 0x5555567cf380) = 0 set_tid_address(0x5555567cf650) = 5093 set_robust_list(0x5555567cf660, 24) = 0 rseq(0x5555567cfca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2540170292", 4096) = 28 getrandom("\x3b\x16\xab\xc3\x02\xe6\x8f\x73", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555567cfd00 brk(0x5555567f0d00) = 0x5555567f0d00 brk(0x5555567f1000) = 0x5555567f1000 mprotect(0x7f2bec0e3000, 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) = 0x7f2be3c00000 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(0x7f2be3c00000, 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 [ 89.762356][ T5093] loop0: detected capacity change from 0 to 32768 [ 89.800148][ T5093] bcachefs (/dev/loop0): error reading default superblock: checksum error, type crc32c_nonzero: got 29d2fb78 should be 29d2fb78 [ 89.882927][ T5093] bcachefs (loop0): mounting version 1.7: mi_btree_bitmap opts=compression=lz4,nojournal_transaction_names [ 89.894688][ T5093] bcachefs (loop0): recovering from clean shutdown, journal seq 7 [ 89.920693][ T5093] bcachefs (loop0): alloc_read... done [ 89.926696][ T5093] bcachefs (loop0): stripes_read... done [ 89.932526][ T5093] bcachefs (loop0): snapshots_read... done [ 89.944201][ T5093] bcachefs (loop0): going read-write [ 89.951738][ T5093] bcachefs (loop0): journal_replay... [ 89.956320][ T5093] ------------[ cut here ]------------ [ 89.967439][ T5093] kernel BUG at fs/bcachefs/bkey_sort.c:185! [ 89.973440][ T5093] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 89.980389][ T5093] CPU: 0 PID: 5093 Comm: syz-executor254 Not tainted 6.9.0-rc6-next-20240503-syzkaller #0 [ 89.990373][ T5093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 90.000431][ T5093] RIP: 0010:bch2_sort_keys+0x1a62/0x1a90 [ 90.006252][ T5093] Code: e1 07 80 c1 03 38 c1 0f 8c 47 ea ff ff 48 8b 7c 24 20 e8 a1 3d f0 fd e9 38 ea ff ff e8 d7 8e 8a fd 90 0f 0b e8 cf 8e 8a fd 90 <0f> 0b e8 c7 8e 8a fd 90 0f 0b e8 bf 8e 8a fd 90 0f 0b e8 b7 8e 8a [ 90.025869][ T5093] RSP: 0018:ffffc9000375e8a0 EFLAGS: 00010293 [ 90.031934][ T5093] RAX: ffffffff840b8711 RBX: 0000000000000080 RCX: ffff88802889bc00 [ 90.039903][ T5093] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000000000000 [ 90.047868][ T5093] RBP: ffffc9000375ea30 R08: ffffffff840b768c R09: 0000000000000000 [ 90.055839][ T5093] R10: ffffc9000375e7a0 R11: fffff520006ebcf6 R12: ffffc9000375eb20 [ 90.063808][ T5093] R13: 0000000000000001 R14: ffff888079100901 R15: ffff8880791008b9 [ 90.071777][ T5093] FS: 00005555567cf380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 90.080724][ T5093] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.087335][ T5093] CR2: 000055d90bd11f18 CR3: 0000000079808000 CR4: 00000000003506f0 [ 90.095312][ T5093] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 90.103312][ T5093] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 90.111381][ T5093] Call Trace: [ 90.114756][ T5093] [ 90.117695][ T5093] ? __die_body+0x88/0xe0 [ 90.122061][ T5093] ? die+0xcf/0x110 [ 90.126068][ T5093] ? do_trap+0x15a/0x3a0 [ 90.130418][ T5093] ? bch2_sort_keys+0x1a62/0x1a90 [ 90.135453][ T5093] ? do_error_trap+0x1dc/0x2c0 [ 90.140219][ T5093] ? bch2_sort_keys+0x1a62/0x1a90 [ 90.145257][ T5093] ? __pfx_do_error_trap+0x10/0x10 [ 90.150380][ T5093] ? handle_invalid_op+0x34/0x40 [ 90.155318][ T5093] ? bch2_sort_keys+0x1a62/0x1a90 [ 90.160345][ T5093] ? exc_invalid_op+0x38/0x50 [ 90.165031][ T5093] ? asm_exc_invalid_op+0x1a/0x20 [ 90.170064][ T5093] ? bch2_sort_keys+0x9dc/0x1a90 [ 90.175012][ T5093] ? bch2_sort_keys+0x1a61/0x1a90 [ 90.180042][ T5093] ? bch2_sort_keys+0x1a62/0x1a90 [ 90.185080][ T5093] ? __pfx_bch2_sort_keys+0x10/0x10 [ 90.190287][ T5093] ? rcu_is_watching+0x15/0xb0 [ 90.195061][ T5093] ? kvmalloc_node_noprof+0x72/0x190 [ 90.200357][ T5093] btree_node_sort+0x6ad/0x1840 [ 90.205407][ T5093] ? __pfx_btree_node_sort+0x10/0x10 [ 90.210813][ T5093] ? __pfx___do_six_trylock+0x10/0x10 [ 90.216205][ T5093] bch2_btree_post_write_cleanup+0x120/0xa70 [ 90.222218][ T5093] ? __pfx_six_lock_tryupgrade+0x10/0x10 [ 90.227883][ T5093] ? bch2_btree_node_write+0x145/0x1f0 [ 90.233395][ T5093] ? bch2_btree_node_write+0x145/0x1f0 [ 90.238886][ T5093] ? bch2_btree_node_write+0x145/0x1f0 [ 90.244446][ T5093] bch2_btree_node_write+0x169/0x1f0 [ 90.249827][ T5093] __btree_node_flush+0x2ac/0x350 [ 90.254880][ T5093] ? __btree_node_flush+0x68/0x350 [ 90.260009][ T5093] bch2_btree_node_flush0+0x27/0x40 [ 90.265212][ T5093] ? __pfx_bch2_btree_node_flush0+0x10/0x10 [ 90.271104][ T5093] journal_flush_pins+0x5f7/0xb20 [ 90.276137][ T5093] journal_flush_done+0xbc/0x260 [ 90.281164][ T5093] bch2_journal_flush_pins+0x102/0x3a0 [ 90.286625][ T5093] ? bch2_trans_put+0x7ef/0x1040 [ 90.291576][ T5093] ? __pfx_bch2_journal_flush_pins+0x10/0x10 [ 90.297554][ T5093] ? bch2_trans_put+0x7ef/0x1040 [ 90.302500][ T5093] ? kfree+0x4e/0x360 [ 90.306586][ T5093] ? bch2_trans_put+0x8f4/0x1040 [ 90.311544][ T5093] bch2_journal_replay+0x1094/0x1360 [ 90.316846][ T5093] ? bch2_run_recovery_pass+0x6d/0x1e0 [ 90.322393][ T5093] ? __pfx_bch2_journal_replay+0x10/0x10 [ 90.328028][ T5093] ? __bch2_fs_read_write+0x35c/0x370 [ 90.333419][ T5093] bch2_run_recovery_pass+0xf0/0x1e0 [ 90.338708][ T5093] bch2_run_recovery_passes+0x19e/0x820 [ 90.344259][ T5093] bch2_fs_recovery+0x235e/0x36e0 [ 90.349285][ T5093] ? mark_lock+0x9a/0x350 [ 90.353639][ T5093] ? __pfx_bch2_fs_recovery+0x10/0x10 [ 90.359042][ T5093] ? __pfx_lock_acquire+0x10/0x10 [ 90.364094][ T5093] ? bch2_get_next_online_dev+0x48/0x4b0 [ 90.369754][ T5093] ? __pfx_lock_release+0x10/0x10 [ 90.374823][ T5093] ? bch2_get_next_online_dev+0x48/0x4b0 [ 90.380463][ T5093] ? bch2_get_next_online_dev+0x47f/0x4b0 [ 90.386200][ T5093] ? bch2_get_next_online_dev+0x48/0x4b0 [ 90.391871][ T5093] ? llist_reverse_order+0x72/0x90 [ 90.397004][ T5093] bch2_fs_start+0x356/0x5b0 [ 90.401616][ T5093] bch2_fs_open+0xa8d/0xdf0 [ 90.406151][ T5093] ? __pfx_bch2_fs_open+0x10/0x10 [ 90.411186][ T5093] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 90.417683][ T5093] ? __pfx_bch2_test_super+0x10/0x10 [ 90.422995][ T5093] ? sget+0x2b8/0x620 [ 90.426984][ T5093] ? __pfx_bch2_noset_super+0x10/0x10 [ 90.432369][ T5093] bch2_mount+0x71d/0x1320 [ 90.436816][ T5093] ? __pfx_bch2_mount+0x10/0x10 [ 90.441882][ T5093] ? aa_get_newest_label+0xff/0x6f0 [ 90.447087][ T5093] ? vfs_parse_fs_string+0x190/0x230 [ 90.452384][ T5093] ? kfree+0x4e/0x360 [ 90.456380][ T5093] ? vfs_parse_fs_string+0x190/0x230 [ 90.461676][ T5093] legacy_get_tree+0xee/0x190 [ 90.466356][ T5093] ? __pfx_bch2_mount+0x10/0x10 [ 90.471221][ T5093] vfs_get_tree+0x90/0x2a0 [ 90.475639][ T5093] do_new_mount+0x2be/0xb40 [ 90.480202][ T5093] ? ns_capable+0x8a/0xf0 [ 90.484561][ T5093] ? __pfx_do_new_mount+0x10/0x10 [ 90.489615][ T5093] __se_sys_mount+0x2d9/0x3c0 [ 90.494309][ T5093] ? __pfx___se_sys_mount+0x10/0x10 [ 90.499515][ T5093] ? do_syscall_64+0x102/0x240 [ 90.504292][ T5093] ? __x64_sys_mount+0x20/0xc0 [ 90.509079][ T5093] do_syscall_64+0xf5/0x240 [ 90.513617][ T5093] ? clear_bhb_loop+0x35/0x90 [ 90.518310][ T5093] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.524221][ T5093] RIP: 0033:0x7f2bec06b8ba [ 90.528633][ T5093] 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 [ 90.548237][ T5093] RSP: 002b:00007ffc4937aec8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 90.556736][ T5093] RAX: ffffffffffffffda RBX: 00007ffc4937aee0 RCX: 00007f2bec06b8ba [ 90.564704][ T5093] RDX: 0000000020005d80 RSI: 0000000020000000 RDI: 00007ffc4937aee0 [ 90.572682][ T5093] RBP: 0000000000000004 R08: 00007ffc4937af20 R09: 0000000000005d7f [ 90.580742][ T5093] R10: 0000000000000002 R11: 0000000000000282 R12: 0000000000000002 [ 90.588900][ T5093] R13: 00007ffc4937af20 R14: 0000000000000003 R15: 0000000001000000 [ 90.596969][ T5093] [ 90.599987][ T5093] Modules linked in: [ 90.604048][ T5093] ---[ end trace 0000000000000000 ]--- [ 90.609847][ T5093] RIP: 0010:bch2_sort_keys+0x1a62/0x1a90 [ 90.615721][ T5093] Code: e1 07 80 c1 03 38 c1 0f 8c 47 ea ff ff 48 8b 7c 24 20 e8 a1 3d f0 fd e9 38 ea ff ff e8 d7 8e 8a fd 90 0f 0b e8 cf 8e 8a fd 90 <0f> 0b e8 c7 8e 8a fd 90 0f 0b e8 bf 8e 8a fd 90 0f 0b e8 b7 8e 8a [ 90.635451][ T5093] RSP: 0018:ffffc9000375e8a0 EFLAGS: 00010293 [ 90.641584][ T5093] RAX: ffffffff840b8711 RBX: 0000000000000080 RCX: ffff88802889bc00 [ 90.649748][ T5093] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000000000000 [ 90.657846][ T5093] RBP: ffffc9000375ea30 R08: ffffffff840b768c R09: 0000000000000000 [ 90.665921][ T5093] R10: ffffc9000375e7a0 R11: fffff520006ebcf6 R12: ffffc9000375eb20 [ 90.673896][ T5093] R13: 0000000000000001 R14: ffff888079100901 R15: ffff8880791008b9 [ 90.681982][ T5093] FS: 00005555567cf380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 90.691096][ T5093] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.697767][ T5093] CR2: 000055d90bd11f18 CR3: 0000000079808000 CR4: 00000000003506f0 [ 90.705874][ T5093] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 90.713859][ T5093] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 90.721905][ T5093] Kernel panic - not syncing: Fatal exception [ 90.728235][ T5093] Kernel Offset: disabled [ 90.732563][ T5093] Rebooting in 86400 seconds..