./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2401787918 <...> Warning: Permanently added '10.128.0.191' (ED25519) to the list of known hosts. execve("./syz-executor2401787918", ["./syz-executor2401787918"], 0x7ffe86615730 /* 10 vars */) = 0 brk(NULL) = 0x55556abe5000 brk(0x55556abe5d00) = 0x55556abe5d00 arch_prctl(ARCH_SET_FS, 0x55556abe5380) = 0 set_tid_address(0x55556abe5650) = 5829 set_robust_list(0x55556abe5660, 24) = 0 rseq(0x55556abe5ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2401787918", 4096) = 28 getrandom("\x7f\xbb\x72\x1d\xbc\xb6\xda\x89", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556abe5d00 brk(0x55556ac06d00) = 0x55556ac06d00 brk(0x55556ac07000) = 0x55556ac07000 mprotect(0x7f4ada27c000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5831 attached , child_tidptr=0x55556abe5650) = 5831 [pid 5831] set_robust_list(0x55556abe5660, 24) = 0 [pid 5831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5831] setpgid(0, 0) = 0 [pid 5831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5831] write(3, "1000", 4) = 4 [pid 5831] close(3) = 0 [pid 5831] write(1, "executing program\n", 18executing program ) = 18 [pid 5831] memfd_create("syzkaller", 0) = 3 [pid 5831] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4ad1c00000 [pid 5831] 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 [pid 5831] munmap(0x7f4ad1c00000, 138412032) = 0 [pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5831] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5831] close(3) = 0 [pid 5831] close(4) = 0 [pid 5831] mkdir("./file0", 0777) = 0 [ 79.943822][ T5831] loop0: detected capacity change from 0 to 32768 [ 80.021330][ T5831] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,data_checksum=none,compression=lz4,wide_macs,degraded,journal_flush_disabled,nojournal_transaction_names [ 80.021330][ T5831] allowing incompatible features above 0.0: (unknown version) [ 80.049886][ T5831] bcachefs (loop0): invalid bkey in superblock btree=extents level=0: u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 4e0410879b0c2f04 written 16 min_key POS_MIN durability: 1 ptr: 0:27:0 gen 0 [ 80.049905][ T5831] size == 0, deleting [ 80.073549][ T5831] bcachefs (loop0): recovering from clean shutdown, journal seq 13 [ 80.081718][ T5831] bcachefs (loop0): Version upgrade required: [ 80.081718][ T5831] Version upgrade from 0.19: freespace to 1.7: mi_btree_bitmap incomplete [ 80.081718][ T5831] Doing incompatible version upgrade from 0.19: freespace to 1.25: extent_flags [ 80.081718][ T5831] running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,set_fs_needs_rebalance [ 80.154352][ T5831] bcachefs (loop0): bcachefs (loop0): error validating btree node on loop0 at btree inodes level 0/0 [ 80.154369][ T5831] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 2a20405ac3f40602 written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0 [ 80.154380][ T5831] node offset 16/24 bset u64s 110: checksum error, type chacha20_poly1305_128: got 9b14387185dda27b1c4a3959810cf0bd should be d1e256903dc89dd6436b0db8b45d2093, fixing [ 80.196301][ T5831] bcachefs (loop0): btree_node_read_work: rewriting btree node at due to error [ 80.196301][ T5831] btree=inodes level=0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 2a20405ac3f40602 written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0 [ 80.221681][ T5831] bcachefs (loop0): bcachefs (loop0): error validating btree node on loop0 at btree dirents level 0/0 [ 80.221696][ T5831] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 267fcf747c875937 written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0 [ 80.221708][ T5831] node offset 16/24 bset u64s 36: checksum error, type chacha20_poly1305_128: got d521fe6d81c8de5d29269f2cfa1b0be6 should be 9c0f2415a667f93682c3af0cd44ed5f4, fixing [ 80.263223][ T5831] bcachefs (loop0): btree_node_read_work: rewriting btree node at due to error [ 80.263223][ T5831] btree=dirents level=0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 267fcf747c875937 written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0 [ 80.289235][ T5831] bcachefs (loop0): bcachefs (loop0): error validating btree node on loop0 at btree alloc level 0/0 [ 80.289252][ T5831] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 1818ce08861e3527 written 40 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0 [ 80.289265][ T5831] node offset 8/40 bset u64s 375: checksum error, type chacha20_poly1305_128: got 76d54c2cf01f8a1a0595bbc9b1434587 should be 61ec379a8789477e76ff1a5280fd6dbd, fixing [ 80.330775][ T5831] bcachefs (loop0): bcachefs (loop0): error validating btree node at btree alloc level 0/0 [ 80.330788][ T5831] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 1818ce08861e3527 written 40 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0 [ 80.330798][ T5831] node offset 8/40 bset u64s 375 bset byte offset 592: bad k->u64s 1 (min 3 max 253), fixing [ 80.365077][ T5831] bcachefs (loop0): bcachefs (loop0): error validating btree node on loop0 at btree alloc level 0/0 [ 80.365089][ T5831] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 1818ce08861e3527 written 40 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0 [ 80.365099][ T5831] node offset 16/40 bset u64s 30: checksum error, type chacha20_poly1305_128: got d4669159f868458f2b4c55fc2a69f1aa should be d4669159f868458f2b4c55fc2a0700aa, fixing [ 80.406452][ T5831] bcachefs (loop0): btree_node_read_work: rewriting btree node at due to error [ 80.406452][ T5831] btree=alloc level=0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 1818ce08861e3527 written 40 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0 [ 80.436638][ T5831] bcachefs (loop0): accounting_read... done [ 80.443283][ T5831] bcachefs (loop0): alloc_read... done [ 80.449231][ T5831] bcachefs (loop0): snapshots_read... done [ 80.455403][ T5831] bcachefs (loop0): check_allocations... [ 80.464855][ T5831] bcachefs (loop0): bucket 0:6 gen 0 has wrong data_type: got free, should be sb, fixing [ 80.480507][ T5831] bcachefs (loop0): bucket 0:6 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 80.492471][ T5831] bcachefs (loop0): bucket 0:7 gen 0 has wrong data_type: got free, should be sb, fixing [ 80.502456][ T5831] bcachefs (loop0): bucket 0:7 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing [ 80.514911][ T5831] bcachefs (loop0): bucket 0:27 gen 0 has wrong data_type: got btree, should be need_discard, fixing [ 80.525934][ T5831] bcachefs (loop0): bucket 0:27 gen 0 data type need_discard has wrong dirty_sectors: got 256, should be 0, fixing [ 80.538286][ T5831] bcachefs (loop0): bucket 0:34 gen 0 has wrong data_type: got user, should be need_discard, fixing [ 80.549221][ T5831] bcachefs (loop0): bucket 0:34 gen 0 data type need_discard has wrong dirty_sectors: got 16, should be 0, fixing [ 80.563735][ T5831] done [ 80.569509][ T5831] bcachefs (loop0): going read-write [ 80.577556][ T5831] bcachefs (loop0): journal_replay... done [ 80.627503][ T5831] bcachefs (loop0): check_alloc_info... [ 80.629434][ T5831] bcachefs (loop0): bucket incorrectly unset in need_discard btree [ 80.629450][ T5831] u64s 13 type alloc_v4 0:27:0 len 0 ver 0: [ 80.629458][ T5831] gen 0 oldest_gen 0 data_type need_discard [ 80.629466][ T5831] journal_seq_nonempty 4 [ 80.629473][ T5831] journal_seq_empty 0 [ 80.629480][ T5831] need_discard 1 [ 80.629487][ T5831] need_inc_gen 1 [ 80.629493][ T5831] dirty_sectors 0 [ 80.629500][ T5831] stripe_sectors 0 [ 80.629507][ T5831] cached_sectors 0 [ 80.629514][ T5831] stripe 0 [ 80.629521][ T5831] stripe_redundancy 0 [ 80.629527][ T5831] io_time[READ] 1 [ 80.629534][ T5831] io_time[WRITE] 256 [ 80.629541][ T5831] fragmentation 0 [ 80.629548][ T5831] bp_start 8 [ 80.629555][ T5831] , fixing [ 80.719560][ T5831] bcachefs (loop0): bucket incorrectly unset in need_discard btree [ 80.719574][ T5831] u64s 13 type alloc_v4 0:34:0 len 0 ver 0: [ 80.719582][ T5831] gen 0 oldest_gen 0 data_type need_discard [ 80.719590][ T5831] journal_seq_nonempty 5 [ 80.719597][ T5831] journal_seq_empty 134217728 [ 80.719604][ T5831] need_discard 1 [ 80.719611][ T5831] need_inc_gen 1 [ 80.719618][ T5831] dirty_sectors 0 [ 80.719625][ T5831] stripe_sectors 0 [ 80.719632][ T5831] cached_sectors 0 [ 80.719638][ T5831] stripe 0 [ 80.719645][ T5831] stripe_redundancy 0 [ 80.719652][ T5831] io_time[READ] 1 [ 80.719659][ T5831] io_time[WRITE] 512 [ 80.719666][ T5831] fragmentation 0 [ 80.719673][ T5831] bp_start 8 [ 80.719679][ T5831] , fixing [ 80.806476][ T5831] done [ 80.811275][ T5831] bcachefs (loop0): check_lrus... [ 80.812030][ T5831] bcachefs (loop0): incorrect lru entry: lru fragmentation time 134217728 [ 80.812043][ T5831] u64s 5 type set 18446462598867058688:34:0 len 0 ver 0 [ 80.812052][ T5831] for u64s 13 type alloc_v4 0:34:0 len 0 ver 0: [ 80.812060][ T5831] gen 0 oldest_gen 0 data_type need_discard [ 80.812067][ T5831] journal_seq_nonempty 5 [ 80.812074][ T5831] journal_seq_empty 134217728 [ 80.812081][ T5831] need_discard 1 [ 80.812088][ T5831] need_inc_gen 1 [ 80.812095][ T5831] dirty_sectors 0 [ 80.812102][ T5831] stripe_sectors 0 [ 80.812108][ T5831] cached_sectors 0 [ 80.812115][ T5831] stripe 0 [ 80.812122][ T5831] stripe_redundancy 0 [ 80.812129][ T5831] io_time[READ] 1 [ 80.812136][ T5831] io_time[WRITE] 512 [ 80.812142][ T5831] fragmentation 0 [ 80.812149][ T5831] bp_start 8 [ 80.812156][ T5831] , fixing [ 80.909419][ T5831] done [ 80.914463][ T5831] bcachefs (loop0): check_btree_backpointers... done [ 80.923024][ T5831] bcachefs (loop0): check_backpointers_to_extents... done [ 80.933330][ T5831] bcachefs (loop0): check_extents_to_backpointers... [ 80.934919][ T5831] bcachefs (loop0): scanning for missing backpointers in 3/128 buckets [ 80.951294][ T5831] done [ 80.955686][ T5831] bcachefs (loop0): check_alloc_to_lru_refs... done [ 80.963850][ T5831] bcachefs (loop0): bucket_gens_init... done [ 80.971960][ T5831] bcachefs (loop0): check_snapshot_trees... done [ 80.979386][ T5831] bcachefs (loop0): check_snapshots... [ 80.979902][ T5831] bcachefs (loop0): snapshot points to missing/incorrect tree: [ 80.979913][ T5831] u64s 8 type snapshot 0:4294967295:0 len 0 ver 0: is_subvol 1 deleted 0 parent 0 children 0 0 subvol 1 tree 0, fixing [ 81.009539][ T5831] bcachefs (loop0): snapshot points to missing/incorrect tree: [ 81.009555][ T5831] u64s 8 type snapshot 0:4294967295:0 len 0 ver 0: is_subvol 1 deleted 0 parent 0 children 0 0 subvol 1 tree 0, fixing [ 81.037396][ T5831] done [ 81.042230][ T5831] bcachefs (loop0): check_subvols... done [ 81.049826][ T5831] bcachefs (loop0): check_subvol_children... done [ 81.057261][ T5831] bcachefs (loop0): delete_dead_snapshots... done [ 81.064748][ T5831] bcachefs (loop0): check_inodes... done [ 81.073035][ T5831] bcachefs (loop0): check_extents... done [ 81.079883][ T5831] bcachefs (loop0): check_indirect_extents... done [ 81.087335][ T5831] bcachefs (loop0): check_dirents... [ 81.088462][ T5831] bcachefs (loop0): hash table key at wrong offset: btree dirents inode 4096 offset 6229884513039707068, hashed to 2263426191451115502 [ 81.088476][ T5831] u64s 7 type dirent 4096:6229884513039707068:U32_MAX len 0 ver 0: ÍËle2 -> 2165878814 -> 1056964609 type subvol, fixing [ 81.121058][ T5831] bcachefs (loop0): hash table key at wrong offset: btree dirents inode 4096 offset 6229884513039707068, hashed to 2263426191451115502 [ 81.121071][ T5831] u64s 7 type dirent 4096:6229884513039707068:U32_MAX len 0 ver 0: ÍËle2 -> 2165878814 -> 1056964609 type subvol, fixing [ 81.148768][ T5831] ------------[ cut here ]------------ [ 81.154309][ T5831] kernel BUG at fs/bcachefs/fsck.c:979! [ 81.159980][ T5831] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI [ 81.166236][ T5831] CPU: 0 UID: 0 PID: 5831 Comm: syz-executor240 Not tainted 6.15.0-rc3-syzkaller-00032-ga79be02bba5c #0 PREEMPT(full) [ 81.178649][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 81.188700][ T5831] RIP: 0010:bch2_fsck_update_backpointers+0x4ed/0x4f0 [ 81.195461][ T5831] Code: e9 2b fc ff ff 89 d9 80 e1 07 38 c1 0f 8c 62 fc ff ff 48 89 df e8 83 b9 b7 fd e9 55 fc ff ff e8 09 15 b5 07 e8 24 11 50 fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e [ 81.215085][ T5831] RSP: 0018:ffffc900040ee460 EFLAGS: 00010293 [ 81.221141][ T5831] RAX: ffffffff8472ab3c RBX: 0000000000000010 RCX: ffff88802d629e00 [ 81.229101][ T5831] RDX: 0000000000000000 RSI: 0000000000000010 RDI: 0000000000000010 [ 81.237069][ T5831] RBP: ffffc900040ee600 R08: ffffffff8472a799 R09: 0000000000000000 [ 81.245028][ T5831] R10: ffffc900040ee530 R11: fffff5200081dcaf R12: ffffc900040ef290 [ 81.252987][ T5831] R13: dffffc0000000000 R14: ffff88807bb16800 R15: ffff888030120000 [ 81.260945][ T5831] FS: 000055556abe5380(0000) GS:ffff888124fcf000(0000) knlGS:0000000000000000 [ 81.269862][ T5831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.276456][ T5831] CR2: 000055a44b8c0f28 CR3: 00000000776f8000 CR4: 00000000003526f0 [ 81.284417][ T5831] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 81.292385][ T5831] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 81.300341][ T5831] Call Trace: [ 81.303609][ T5831] [ 81.306531][ T5831] ? lock_release+0x4e/0x3e0 [ 81.311135][ T5831] ? btree_node_unlock+0xdf/0x230 [ 81.316160][ T5831] ? __pfx_bch2_fsck_update_backpointers+0x10/0x10 [ 81.322690][ T5831] ? __pfx_dirent_hash_key+0x10/0x10 [ 81.327977][ T5831] ? __pfx_dirent_hash_bkey+0x10/0x10 [ 81.333338][ T5831] ? __pfx_dirent_cmp_key+0x10/0x10 [ 81.338548][ T5831] ? __pfx_dirent_cmp_bkey+0x10/0x10 [ 81.343827][ T5831] ? __pfx_dirent_is_visible+0x10/0x10 [ 81.349276][ T5831] ? btree_node_unlock+0xf5/0x230 [ 81.354300][ T5831] ? __pfx_dirent_cmp_bkey+0x10/0x10 [ 81.359600][ T5831] __bch2_str_hash_check_key+0x202c/0x3b50 [ 81.365402][ T5831] ? __pfx_dirent_hash_key+0x10/0x10 [ 81.370696][ T5831] ? __pfx_dirent_hash_bkey+0x10/0x10 [ 81.376066][ T5831] ? __pfx_dirent_cmp_key+0x10/0x10 [ 81.381252][ T5831] ? __pfx_dirent_cmp_bkey+0x10/0x10 [ 81.386525][ T5831] ? __pfx_dirent_is_visible+0x10/0x10 [ 81.391981][ T5831] ? __pfx_dirent_hash_bkey+0x10/0x10 [ 81.397373][ T5831] ? __pfx_dirent_is_visible+0x10/0x10 [ 81.402825][ T5831] ? __pfx_dirent_cmp_bkey+0x10/0x10 [ 81.408104][ T5831] ? __pfx___bch2_str_hash_check_key+0x10/0x10 [ 81.414258][ T5831] ? rcu_is_watching+0x15/0xb0 [ 81.419013][ T5831] ? kfree+0x54/0x430 [ 81.422989][ T5831] ? bch2_printbuf_exit+0x6d/0xa0 [ 81.428002][ T5831] ? __pfx_walk_inode+0x10/0x10 [ 81.432844][ T5831] ? bch2_printbuf_exit+0x6d/0xa0 [ 81.437868][ T5831] ? check_key_has_inode+0x1b3/0x14d0 [ 81.443248][ T5831] ? __bch2_str_hash_check_key+0x1902/0x3b50 [ 81.449225][ T5831] ? __asan_memset+0x23/0x50 [ 81.453816][ T5831] ? __bch2_str_hash_check_key+0x106f/0x3b50 [ 81.459790][ T5831] ? __bch2_str_hash_check_key+0x106f/0x3b50 [ 81.465766][ T5831] ? __bch2_str_hash_check_key+0x12cb/0x3b50 [ 81.471746][ T5831] ? __pfx_dirent_hash_bkey+0x10/0x10 [ 81.477116][ T5831] bch2_check_dirents+0x2d45/0x3b90 [ 81.482338][ T5831] ? __pfx_bch2_check_dirents+0x10/0x10 [ 81.487874][ T5831] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 81.494237][ T5831] ? __pfx__prb_read_valid+0x10/0x10 [ 81.499517][ T5831] ? console_flush_all+0xda3/0xec0 [ 81.504634][ T5831] ? up+0x111/0x1c0 [ 81.508451][ T5831] ? prb_read_valid+0xab/0xf0 [ 81.513125][ T5831] ? __pfx___console_unlock+0x10/0x10 [ 81.518499][ T5831] ? llist_add_batch+0x145/0x270 [ 81.523433][ T5831] ? __pfx_llist_add_batch+0x10/0x10 [ 81.528715][ T5831] ? console_unlock+0x2fe/0x3b0 [ 81.533557][ T5831] ? __irq_work_queue_local+0x137/0x410 [ 81.539107][ T5831] ? irq_work_queue+0xca/0x150 [ 81.543865][ T5831] ? __pfx_vprintk_emit+0x10/0x10 [ 81.548888][ T5831] ? bch2_check_dirents+0x2fd/0x3b90 [ 81.554165][ T5831] bch2_run_recovery_pass+0xf0/0x1e0 [ 81.559446][ T5831] bch2_run_recovery_passes+0x2ad/0xa90 [ 81.564995][ T5831] bch2_fs_recovery+0x292a/0x3e20 [ 81.570020][ T5831] ? __pfx_bch2_fs_recovery+0x10/0x10 [ 81.575393][ T5831] ? __lock_acquire+0xad5/0xd80 [ 81.580241][ T5831] ? __lock_acquire+0xad5/0xd80 [ 81.585095][ T5831] ? irqentry_exit+0x63/0x90 [ 81.589676][ T5831] ? lockdep_hardirqs_on+0x9d/0x150 [ 81.594874][ T5831] ? bch2_fs_start+0x308/0x620 [ 81.599634][ T5831] bch2_fs_start+0x310/0x620 [ 81.604222][ T5831] bch2_fs_get_tree+0x113e/0x18f0 [ 81.609249][ T5831] ? __pfx_bch2_fs_get_tree+0x10/0x10 [ 81.614623][ T5831] ? smack_fs_context_parse_param+0x10e/0x180 [ 81.620689][ T5831] ? vfs_parse_monolithic_sep+0x427/0x460 [ 81.626400][ T5831] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 81.632023][ T5831] ? rcu_is_watching+0x15/0xb0 [ 81.636783][ T5831] ? cap_capable+0x139/0x450 [ 81.641367][ T5831] ? safesetid_security_capable+0xb2/0x1d0 [ 81.647167][ T5831] vfs_get_tree+0x90/0x2b0 [ 81.651578][ T5831] do_new_mount+0x2cf/0xb70 [ 81.656086][ T5831] ? __pfx_do_new_mount+0x10/0x10 [ 81.661103][ T5831] __se_sys_mount+0x38c/0x400 [ 81.665781][ T5831] ? __pfx___se_sys_mount+0x10/0x10 [ 81.670975][ T5831] ? __x64_sys_mount+0x20/0xc0 [ 81.675730][ T5831] do_syscall_64+0xf3/0x210 [ 81.680224][ T5831] ? clear_bhb_loop+0x45/0xa0 [ 81.684903][ T5831] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 81.690785][ T5831] RIP: 0033:0x7f4ada1faf2a [ 81.695197][ T5831] 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 [ 81.714791][ T5831] RSP: 002b:00007ffffcce9dd8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 81.723231][ T5831] RAX: ffffffffffffffda RBX: 00007ffffcce9df0 RCX: 00007f4ada1faf2a [ 81.731194][ T5831] RDX: 000020000000f640 RSI: 0000200000000200 RDI: 00007ffffcce9df0 [ 81.739154][ T5831] RBP: 0000200000000200 R08: 00007ffffcce9e30 R09: 000000000000f64b [ 81.747115][ T5831] R10: 0000000002a18414 R11: 0000000000000282 R12: 000020000000f640 [ 81.755077][ T5831] R13: 00007ffffcce9e30 R14: 0000000000000003 R15: 0000000002a18414 [ 81.763056][ T5831] [ 81.766070][ T5831] Modules linked in: [ 81.770183][ T5831] ---[ end trace 0000000000000000 ]--- [ 81.775856][ T5831] RIP: 0010:bch2_fsck_update_backpointers+0x4ed/0x4f0 [ 81.782890][ T5831] Code: e9 2b fc ff ff 89 d9 80 e1 07 38 c1 0f 8c 62 fc ff ff 48 89 df e8 83 b9 b7 fd e9 55 fc ff ff e8 09 15 b5 07 e8 24 11 50 fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e [ 81.802540][ T5831] RSP: 0018:ffffc900040ee460 EFLAGS: 00010293 [ 81.808635][ T5831] RAX: ffffffff8472ab3c RBX: 0000000000000010 RCX: ffff88802d629e00 [ 81.816754][ T5831] RDX: 0000000000000000 RSI: 0000000000000010 RDI: 0000000000000010 [ 81.824747][ T5831] RBP: ffffc900040ee600 R08: ffffffff8472a799 R09: 0000000000000000 [ 81.832723][ T5831] R10: ffffc900040ee530 R11: fffff5200081dcaf R12: ffffc900040ef290 [ 81.840719][ T5831] R13: dffffc0000000000 R14: ffff88807bb16800 R15: ffff888030120000 [ 81.848722][ T5831] FS: 000055556abe5380(0000) GS:ffff8881250cf000(0000) knlGS:0000000000000000 [ 81.857711][ T5831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.864296][ T5831] CR2: 00005618f2077098 CR3: 00000000776f8000 CR4: 00000000003526f0 [ 81.872330][ T5831] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 81.880339][ T5831] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 81.888572][ T5831] Kernel panic - not syncing: Fatal exception [ 81.894971][ T5831] Kernel Offset: disabled [ 81.899303][ T5831] Rebooting in 86400 seconds..