./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor836319157 <...> no interfaces have a carrier [ 62.303502][ T5500] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.322462][ T5500] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK Starting sshd: OK syzkaller syzkaller login: [ 92.324030][ T92] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.190' (ED25519) to the list of known hosts. execve("./syz-executor836319157", ["./syz-executor836319157"], 0x7fff619d13e0 /* 10 vars */) = 0 brk(NULL) = 0x55556fe0c000 brk(0x55556fe0cd00) = 0x55556fe0cd00 arch_prctl(ARCH_SET_FS, 0x55556fe0c380) = 0 set_tid_address(0x55556fe0c650) = 5859 set_robust_list(0x55556fe0c660, 24) = 0 rseq(0x55556fe0cca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor836319157", 4096) = 27 getrandom("\x0e\xd2\xa6\xb2\xa2\x3e\x20\x1c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556fe0cd00 brk(0x55556fe2dd00) = 0x55556fe2dd00 brk(0x55556fe2e000) = 0x55556fe2e000 mprotect(0x7f0de76d5000, 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 5860 attached , child_tidptr=0x55556fe0c650) = 5860 [pid 5860] set_robust_list(0x55556fe0c660, 24) = 0 [pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5860] setpgid(0, 0) = 0 [pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5860] write(3, "1000", 4) = 4 [pid 5860] close(3) = 0 [pid 5860] write(1, "executing program\n", 18executing program ) = 18 [pid 5860] memfd_create("syzkaller", 0) = 3 [pid 5860] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0ddf200000 [pid 5860] 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 5860] munmap(0x7f0ddf200000, 138412032) = 0 [pid 5860] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5860] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5860] close(3) = 0 [pid 5860] close(4) = 0 [pid 5860] mkdir("./file1", 0777) = 0 [ 169.169845][ T5860] loop0: detected capacity change from 0 to 32768 [ 169.193797][ T5860] ======================================================= [ 169.193797][ T5860] WARNING: The mand mount option has been deprecated and [ 169.193797][ T5860] and is ignored by this kernel. Remove the mand [ 169.193797][ T5860] option from the mount to silence this warning. [ 169.193797][ T5860] ======================================================= [ 169.291540][ T5860] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,journal_flush_disabled,nojournal_transaction_names [ 169.291557][ T5860] allowing incompatible features above 0.0: (unknown version) [ 169.291563][ T5860] features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes [ 169.331521][ T5860] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0 [ 169.339955][ T5860] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 169.365659][ T5860] bcachefs (loop0): accounting_read... done [ 169.374504][ T5860] bcachefs (loop0): alloc_read... done [ 169.381870][ T5860] bcachefs (loop0): snapshots_read... done [ 169.391115][ T5860] bcachefs (loop0): bucket incorrectly unset in freespace btree [ 169.391144][ T5860] u64s 5 type deleted 0:1:0 len 0 ver 0, , continuing [ 169.408232][ T5860] bcachefs (loop0): bucket incorrectly unset in freespace btree [ 169.408246][ T5860] u64s 5 type deleted 0:2:0 len 0 ver 0, , continuing [ 169.423927][ T5860] bcachefs (loop0): bucket incorrectly unset in freespace btree [ 169.423940][ T5860] u64s 5 type deleted 0:3:0 len 0 ver 0, , continuing [ 169.439522][ T5860] bcachefs (loop0): bucket incorrectly unset in freespace btree [ 169.439544][ T5860] u64s 5 type deleted 0:4:0 len 0 ver 0, , continuing [ 169.454728][ T5860] bcachefs (loop0): bucket incorrectly unset in freespace btree [ 169.454741][ T5860] u64s 5 type deleted 0:5:0 len 0 ver 0, , continuing [ 169.469996][ T5860] bcachefs (loop0): bucket incorrectly unset in freespace btree [ 169.470009][ T5860] u64s 5 type deleted 0:6:0 len 0 ver 0, , continuing [ 169.485684][ T5860] bcachefs (loop0): bucket incorrectly unset in freespace btree [ 169.485698][ T5860] u64s 5 type deleted 0:7:0 len 0 ver 0, , continuing [ 169.501101][ T5860] bcachefs (loop0): bucket incorrectly unset in freespace btree [ 169.501114][ T5860] u64s 5 type deleted 0:8:0 len 0 ver 0, , continuing [ 169.516403][ T5860] bcachefs (loop0): bucket incorrectly unset in freespace btree [ 169.516416][ T5860] u64s 5 type deleted 0:16:0 len 0 ver 0, , continuing [ 169.531687][ T5860] bcachefs (loop0): bucket incorrectly unset in freespace btree [ 169.531699][ T5860] u64s 5 type deleted 0:17:0 len 0 ver 0, , continuing [ 169.547146][ T5860] bcachefs (loop0): bucket incorrectly unset in freespace btree [ 169.547160][ T5860] u64s 5 type deleted 0:18:0 len 0 ver 0, , continuing [ 169.547166][ T5860] Ratelimiting new instances of previous error [ 169.575632][ T5860] bcachefs (loop0): going read-write [pid 5860] mount("/dev/loop0", "./file1", "bcachefs", MS_MANDLOCK|MS_SILENT|MS_I_VERSION, "\x6a\x6f\x75\x72\x6e\x61\x6c\x5f\x66\x6c\x75\x73\x68\x5f\x64\x69\x73\x61\x62\x6c\x65\x64\x2c\x73\x74\x72\x5f\x68\x94\x73\x68\x3d\x63\x72\x63\x06" [pid 5859] kill(-5860, SIGKILL) = 0 [pid 5859] kill(5860, SIGKILL) = 0 [pid 5859] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5859] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5859] getdents64(3, 0x55556fe0d6f0 /* 2 entries */, 32768) = 48 [pid 5859] getdents64(3, 0x55556fe0d6f0 /* 0 entries */, 32768) = 0 [pid 5859] close(3) = 0 [ 169.585502][ T5860] bcachefs (loop0): journal_replay... [ 201.126239][ T5860] Allocator stuck? Waited for 30 seconds [ 201.126295][ T5860] Allocator debug: [ 201.126305][ T5860] capacity1536 [ 201.126314][ T5860] reserved 31232 [ 201.126323][ T5860] hidden 0 [ 201.126326][ T5869] Allocator stuck? Waited for 30 seconds [ 201.126333][ T5860] btree 0 [ 201.126341][ T5860] data 0 [ 201.126360][ T5869] Allocator debug: [ 201.126360][ T5860] cached 0 [ 201.126370][ T5869] capacity1536 [ 201.126371][ T5860] reserved 0 [ 201.126380][ T5869] reserved 31232 [ 201.126382][ T5860] online_reserved 1792 [ 201.126390][ T5869] hidden 0 [ 201.126392][ T5860] nr_inodes 0 [ 201.126400][ T5869] btree 0 [ 201.126402][ T5860] [ 201.126411][ T5869] data 0 [ 201.126412][ T5860] freelist_wait waiting [ 201.126421][ T5869] cached 0 [ 201.126422][ T5860] open buckets allocated1 [ 201.126431][ T5869] reserved 0 [ 201.126432][ T5860] open buckets total 1024 [ 201.126440][ T5869] online_reserved 1792 [ 201.126442][ T5860] open_buckets_wait empty [ 201.126450][ T5869] nr_inodes 0 [ 201.126452][ T5860] open_buckets_btree 0 [ 201.126460][ T5869] [ 201.126461][ T5860] open_buckets_user 0 [ 201.126469][ T5869] freelist_wait waiting [ 201.126471][ T5860] btree reserve cache 0 [ 201.126480][ T5869] open buckets allocated1 [ 201.126481][ T5860] [ 201.126490][ T5869] open buckets total 1024 [ 201.126491][ T5860] Dev 0: [ 201.126500][ T5869] open_buckets_wait empty [ 201.126501][ T5860] buckets sectors fragmented [ 201.126510][ T5869] open_buckets_btree 0 [ 201.126513][ T5860] free 0 0 0 [ 201.126520][ T5869] open_buckets_user 0 [ 201.126524][ T5860] sb 0 0 0 [ 201.126530][ T5869] btree reserve cache 0 [ 201.126536][ T5860] journal 0 0 0 [ 201.126540][ T5869] [ 201.126547][ T5860] btree 0 0 0 [ 201.126548][ T5869] Dev 0: [ 201.126557][ T5869] buckets sectors fragmented [ 201.126559][ T5860] user 0 0 0 [ 201.126568][ T5869] free 0 0 0 [ 201.126570][ T5860] cached 0 0 0 [ 201.126580][ T5869] sb 0 0 0 [ 201.126581][ T5860] parity 0 0 0 [ 201.126591][ T5869] journal 0 0 0 [ 201.126592][ T5860] stripe 0 0 0 [ 201.126603][ T5869] btree 0 0 0 [ 201.126605][ T5860] need_gc_gens 0 0 0 [ 201.126614][ T5869] user 0 0 0 [ 201.126616][ T5860] need_discard 0 0 0 [ 201.126625][ T5869] cached 0 0 0 [ 201.126627][ T5860] unstriped 0 0 0 [ 201.126637][ T5869] parity 0 0 0 [ 201.126638][ T5860] capacity 128 [ 201.126648][ T5860] [ 201.126649][ T5869] stripe 0 0 0 [ 201.126657][ T5860] reserves: [ 201.126661][ T5869] need_gc_gens 0 0 0 [ 201.126666][ T5860] stripe 60 [ 201.126672][ T5869] need_discard 0 0 0 [ 201.126675][ T5860] normal 58 [ 201.126684][ T5869] unstriped 0 0 0 [ 201.126685][ T5860] copygc 56 [ 201.126695][ T5860] btree 28 [ 201.126696][ T5869] capacity 128 [ 201.126705][ T5860] btree_copygc 0 [ 201.126708][ T5869] [ 201.126715][ T5860] reclaim 0 [ 201.126717][ T5869] reserves: [ 201.126725][ T5860] interior_updates 0 [ 201.126726][ T5869] stripe 60 [ 201.126735][ T5860] [ 201.126736][ T5869] normal 58 [ 201.126744][ T5860] open buckets 0 [ 201.126747][ T5869] copygc 56 [ 201.126754][ T5860] buckets to invalidate 0 [ 201.126757][ T5869] btree 28 [ 201.126763][ T5860] [ 201.126767][ T5869] btree_copygc 0 [ 201.126772][ T5860] Copygc debug: [ 201.126777][ T5869] reclaim 0 [ 201.126781][ T5860] running: 0 [ 201.126787][ T5869] interior_updates 0 [ 201.126791][ T5860] copygc_wait:0 [ 201.126797][ T5869] [ 201.126800][ T5860] copygc_wait_at:0 [ 201.126806][ T5869] open buckets 0 [ 201.126810][ T5860] Currently waiting for:0 B [ 201.126816][ T5869] buckets to invalidate 0 [ 201.126820][ T5860] Currently waiting since:640 KiB [ 201.126826][ T5869] [ 201.126830][ T5860] Currently calculated wait: [ 201.126836][ T5869] Copygc debug: [ 201.126844][ T5869] running: 0 [ 201.126846][ T5860] loop0: 0 B [ 201.126853][ T5869] copygc_wait:0 [ 201.126856][ T5860] [<0>] ret_from_fork+0x3fc/0x770 [ 201.126863][ T5869] copygc_wait_at:0 [ 201.126867][ T5860] [<0>] ret_from_fork_asm+0x1a/0x30 [ 201.126872][ T5869] Currently waiting for:0 B [ 201.126877][ T5860] [ 201.126882][ T5869] Currently waiting since:640 KiB [ 201.126885][ T5860] Journal debug: [ 201.126892][ T5869] Currently calculated wait: [ 201.126895][ T5860] flags: running,may_skip_flush [ 201.126902][ T5869] loop0: 0 B [ 201.126905][ T5860] dirty journal entries: 1/32768 [ 201.126912][ T5869] [<0>] ret_from_fork+0x3fc/0x770 [ 201.126915][ T5860] seq: 11 [ 201.126922][ T5869] [<0>] ret_from_fork_asm+0x1a/0x30 [ 201.126925][ T5860] seq_ondisk: 11 [ 201.126932][ T5869] [ 201.126935][ T5860] last_seq: 11 [ 201.126941][ T5869] Journal debug: [ 201.126945][ T5860] last_seq_ondisk: 11 [ 201.126951][ T5869] flags: running,may_skip_flush [ 201.126955][ T5860] flushed_seq_ondisk: 11 [ 201.126962][ T5869] dirty journal entries: 1/32768 [ 201.126965][ T5860] watermark: stripe [ 201.126972][ T5869] seq: 11 [ 201.126975][ T5860] each entry reserved: 321 [ 201.126982][ T5869] seq_ondisk: 11 [ 201.126985][ T5860] nr flush writes: 1 [ 201.126993][ T5869] last_seq: 11 [ 201.126995][ T5860] nr noflush writes: 0 [ 201.127003][ T5869] last_seq_ondisk: 11 [ 201.127004][ T5860] average write size: 1.49 KiB [ 201.127013][ T5869] flushed_seq_ondisk: 11 [ 201.127015][ T5860] free buf: 65536 [ 201.127023][ T5869] watermark: stripe [ 201.127032][ T5869] each entry reserved: 321 [ 201.127025][ T5860] nr direct reclaim: 0 [ 201.127042][ T5869] nr flush writes: 1 [ 201.127044][ T5860] nr background reclaim: 0 [ 201.127052][ T5869] nr noflush writes: 0 [ 201.127054][ T5860] reclaim kicked: 0 [ 201.127063][ T5869] average write size: 1.49 KiB [ 201.127064][ T5860] reclaim runs in: 0 ms [ 201.127073][ T5869] free buf: 65536 [ 201.127074][ T5860] blocked: 0 [ 201.127084][ T5869] nr direct reclaim: 0 [ 201.127085][ T5860] current entry sectors: 256 [ 201.127094][ T5860] current entry error: (No error) [ 201.127102][ T5869] nr background reclaim: 0 [ 201.127104][ T5860] current entry: closed [ 201.127112][ T5869] reclaim kicked: 0 [ 201.127114][ T5860] unwritten entries: [ 201.127123][ T5869] reclaim runs in: 0 ms [ 201.127125][ T5860] last buf closed [ 201.127133][ T5869] blocked: 0 [ 201.127134][ T5860] space: [ 201.127143][ T5869] current entry sectors: 256 [ 201.127144][ T5860] discarded 256:1536 [ 201.127153][ T5869] current entry error: (No error) [ 201.127162][ T5869] current entry: closed [ 201.127165][ T5860] clean ondisk 256:1536 [ 201.127172][ T5869] unwritten entries: [ 201.127175][ T5860] clean 256:1536 [ 201.127182][ T5869] last buf closed [ 201.127185][ T5860] total 256:2048 [ 201.127191][ T5869] space: [ 201.127195][ T5860] dev 0: [ 201.127201][ T5869] discarded 256:1536 [ 201.127204][ T5860] durability 1: [ 201.127211][ T5869] clean ondisk 256:1536 [ 201.127214][ T5860] nr 8 [ 201.127222][ T5869] clean 256:1536 [ 201.127224][ T5860] bucket size 256 [ 201.127232][ T5869] total 256:2048 [ 201.127234][ T5860] available 6:248 [ 201.127242][ T5869] dev 0: [ 201.127244][ T5860] discard_idx 0 [ 201.127251][ T5869] durability 1: [ 201.127254][ T5860] dirty_ondisk 0 (seq 11) [ 201.127261][ T5869] nr 8 [ 201.127264][ T5860] dirty_idx 0 (seq 11) [ 201.127271][ T5869] bucket size 256 [ 201.127275][ T5860] cur_idx 0 (seq 11) [ 201.127281][ T5869] available 6:248 [ 201.127285][ T5860] replicas want 1 need 1 [ 201.127291][ T5869] discard_idx 0 [ 201.127301][ T5869] dirty_ondisk 0 (seq 11) [ 201.127310][ T5869] dirty_idx 0 (seq 11) [ 201.133869][ T49] Allocator stuck? Waited for 30 seconds [ 201.155103][ T5869] cur_idx 0 (seq 11) [ 201.155511][ T49] Allocator debug: [ 201.161535][ T5869] replicas want 1 need 1 [ 201.165985][ T49] capacity1536 [ 201.165996][ T49] reserved 31232 [ 201.166005][ T49] hidden 0 [ 201.166014][ T49] btree 0 [ 202.125780][ T49] data 0 [ 202.130369][ T49] cached 0 [ 202.134791][ T49] reserved 0 [ 202.139526][ T49] online_reserved 1792 [ 202.144698][ T49] nr_inodes 0 [ 202.149409][ T49] [ 202.152154][ T49] freelist_wait waiting [ 202.157309][ T49] open buckets allocated1 [ 202.162341][ T49] open buckets total 1024 [ 202.167211][ T49] open_buckets_wait empty [ 202.172101][ T49] open_buckets_btree 0 [ 202.176657][ T49] open_buckets_user 0 [ 202.181101][ T49] btree reserve cache 0 [ 202.185636][ T49] [ 202.188127][ T49] Dev 0: [ 202.191259][ T49] buckets sectors fragmented [ 202.199596][ T49] free 0 0 0 [ 202.207429][ T49] sb 0 0 0 [ 202.215138][ T49] journal 0 0 0 [ 202.222793][ T49] btree 0 0 0 [ 202.230505][ T49] user 0 0 0 [ 202.238215][ T49] cached 0 0 0 [ 202.246699][ T49] parity 0 0 0 [ 202.254383][ T49] stripe 0 0 0 [ 202.262062][ T49] need_gc_gens 0 0 0 [ 202.270086][ T49] need_discard 0 0 0 [ 202.278335][ T49] unstriped 0 0 0 [ 202.286238][ T49] capacity 128 [ 202.291018][ T49] [ 202.293635][ T49] reserves: [ 202.297422][ T49] stripe 60 [ 202.302226][ T49] normal 58 [ 202.307126][ T49] copygc 56 [ 202.312002][ T49] btree 28 [ 202.316933][ T49] btree_copygc 0 [ 202.321905][ T49] reclaim 0 [ 202.326859][ T49] interior_updates 0 [ 202.331758][ T49] [ 202.334363][ T49] open buckets 0 [ 202.339358][ T49] buckets to invalidate 0 [ 202.344307][ T49] [ 202.346701][ T49] Copygc debug: [ 202.350168][ T49] running: 0 [ 202.353542][ T49] copygc_wait:0 [ 202.357229][ T49] copygc_wait_at:0 [ 202.361161][ T49] Currently waiting for:0 B [ 202.365981][ T49] Currently waiting since:640 KiB [ 202.371205][ T49] Currently calculated wait: [ 202.376097][ T49] loop0: 0 B [ 202.379720][ T49] [<0>] ret_from_fork+0x3fc/0x770 [ 202.385178][ T49] [<0>] ret_from_fork_asm+0x1a/0x30 [ 202.390579][ T49] [ 202.393028][ T49] Journal debug: [ 202.396852][ T49] flags: running,may_skip_flush [ 202.403594][ T49] dirty journal entries: 1/32768 [ 202.409021][ T49] seq: 11 [ 202.413906][ T49] seq_ondisk: 11 [ 202.418910][ T49] last_seq: 11 [ 202.423843][ T49] last_seq_ondisk: 11 [ 202.429203][ T49] flushed_seq_ondisk: 11 [ 202.434300][ T49] watermark: stripe [ 202.439620][ T49] each entry reserved: 321 [ 202.444578][ T49] nr flush writes: 1 [ 202.449614][ T49] nr noflush writes: 0 [ 202.454392][ T49] average write size: 1.49 KiB [ 202.459805][ T49] free buf: 65536 [ 202.464939][ T49] nr direct reclaim: 0 [ 202.469949][ T49] nr background reclaim: 0 [ 202.474826][ T49] reclaim kicked: 0 [ 202.479642][ T49] reclaim runs in: 0 ms [ 202.484749][ T49] blocked: 0 [ 202.489738][ T49] current entry sectors: 256 [ 202.494797][ T49] current entry error: (No error) [ 202.500528][ T49] current entry: closed [ 202.505840][ T49] unwritten entries: [ 202.509926][ T49] last buf closed [ 202.513758][ T49] space: [ 202.516897][ T49] discarded 256:1536 [ 202.522430][ T49] clean ondisk 256:1536 [ 202.528201][ T49] clean 256:1536 [ 202.533698][ T49] total 256:2048 [ 202.539234][ T49] dev 0: [ 202.542276][ T49] durability 1: [ 202.546060][ T49] nr 8 [ 202.550838][ T49] bucket size 256 [ 202.555833][ T49] available 6:248 [ 202.561156][ T49] discard_idx 0 [ 202.566062][ T49] dirty_ondisk 0 (seq 11) [ 202.571993][ T49] dirty_idx 0 (seq 11) [ 202.577681][ T49] cur_idx 0 (seq 11) [ 202.583525][ T49] replicas want 1 need 1 [ 430.235071][ T31] INFO: task kworker/u8:3:49 blocked for more than 143 seconds. [ 430.243003][ T31] Not tainted 6.16.0-rc5-syzkaller-00224-g379f604cc3dc #0 [ 430.251040][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 430.260154][ T31] task:kworker/u8:3 state:D stack:23336 pid:49 tgid:49 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 430.272361][ T31] Workqueue: btree_node_rewrite async_btree_node_rewrite_work [ 430.279942][ T31] Call Trace: [ 430.283267][ T31] [ 430.286297][ T31] __schedule+0x16a2/0x4cb0 [ 430.290949][ T31] ? schedule+0x165/0x360 [ 430.295491][ T31] ? __lock_acquire+0xab9/0xd20 [ 430.300575][ T31] ? __pfx___schedule+0x10/0x10 [ 430.305684][ T31] ? schedule+0x91/0x360 [ 430.309999][ T31] schedule+0x165/0x360 [ 430.314205][ T31] ? __closure_sync+0x113/0x220 [ 430.319284][ T31] __closure_sync+0x163/0x220 [ 430.324016][ T31] ? __pfx___closure_sync+0x10/0x10 [ 430.329383][ T31] ? __bch2_wait_on_allocator+0x1c7/0x240 [ 430.335302][ T31] bch2_btree_update_start+0x18dc/0x1de0 [ 430.341281][ T31] ? bch2_btree_node_rewrite+0x17e/0x1120 [ 430.347672][ T31] ? __pfx_bch2_btree_update_start+0x10/0x10 [ 430.353837][ T31] ? bch2_btree_node_rewrite_key+0xdf/0x320 [ 430.359910][ T31] ? __pfx_bch2_path_get+0x10/0x10 [ 430.365276][ T31] ? __pfx_closure_sync_fn+0x10/0x10 [ 430.370724][ T31] ? bch2_trans_node_iter_init+0x2d7/0x5e0 [ 430.376637][ T31] ? bch2_trans_node_iter_init+0x348/0x5e0 [ 430.382488][ T31] ? bch2_btree_iter_peek_node+0x566/0xbe0 [ 430.388510][ T31] ? bch2_btree_iter_verify+0x1d/0x360 [ 430.394067][ T31] bch2_btree_node_rewrite+0x17e/0x1120 [ 430.399716][ T31] bch2_btree_node_rewrite_key+0x273/0x320 [ 430.405631][ T31] ? __pfx_bch2_btree_node_rewrite_key+0x10/0x10 [ 430.412067][ T31] ? bch2_btree_node_rewrite_key+0xdf/0x320 [ 430.418055][ T31] async_btree_node_rewrite_work+0x110/0x4f0 [ 430.424261][ T31] ? process_scheduled_works+0x9ef/0x17b0 [ 430.430086][ T31] process_scheduled_works+0xade/0x17b0 [ 430.435832][ T31] ? __pfx_process_scheduled_works+0x10/0x10 [ 430.441846][ T31] worker_thread+0x8a0/0xda0 [ 430.446708][ T31] kthread+0x711/0x8a0 [ 430.450817][ T31] ? __pfx_worker_thread+0x10/0x10 [ 430.456071][ T31] ? __pfx_kthread+0x10/0x10 [ 430.460694][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 430.465967][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 430.471202][ T31] ? __pfx_kthread+0x10/0x10 [ 430.475968][ T31] ret_from_fork+0x3fc/0x770 [ 430.480595][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 430.485944][ T31] ? __switch_to_asm+0x39/0x70 [ 430.490769][ T31] ? __switch_to_asm+0x33/0x70 [ 430.495653][ T31] ? __pfx_kthread+0x10/0x10 [ 430.500314][ T31] ret_from_fork_asm+0x1a/0x30 [ 430.505462][ T31] [ 430.508603][ T31] INFO: task syz-executor836:5860 blocked for more than 143 seconds. [ 430.516888][ T31] Not tainted 6.16.0-rc5-syzkaller-00224-g379f604cc3dc #0 [ 430.524640][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 430.533392][ T31] task:syz-executor836 state:D stack:19432 pid:5860 tgid:5860 ppid:5859 task_flags:0x400140 flags:0x00004006 [ 430.545516][ T31] Call Trace: [ 430.548895][ T31] [ 430.551918][ T31] __schedule+0x16a2/0x4cb0 [ 430.556499][ T31] ? schedule+0x165/0x360 [ 430.561055][ T31] ? __lock_acquire+0xab9/0xd20 [ 430.566121][ T31] ? __pfx___schedule+0x10/0x10 [ 430.571220][ T31] ? schedule+0x91/0x360 [ 430.575624][ T31] schedule+0x165/0x360 [ 430.579812][ T31] ? __closure_sync+0x113/0x220 [ 430.584685][ T31] __closure_sync+0x163/0x220 [ 430.589492][ T31] ? __pfx___closure_sync+0x10/0x10 [ 430.594723][ T31] ? __bch2_wait_on_allocator+0x1c7/0x240 [ 430.600519][ T31] bch2_btree_update_start+0x18dc/0x1de0 [ 430.606292][ T31] ? bch2_btree_split_leaf+0x14b/0x8e0 [ 430.611792][ T31] ? __pfx_bch2_btree_update_start+0x10/0x10 [ 430.617986][ T31] ? __pfx_closure_sync_fn+0x10/0x10 [ 430.623434][ T31] ? bch2_btree_path_peek_slot+0x3f4/0xfe0 [ 430.629420][ T31] ? bch2_journal_keys_peek_slot+0x100/0x190 [ 430.635720][ T31] bch2_btree_split_leaf+0x14b/0x8e0 [ 430.641120][ T31] bch2_trans_commit_error+0x1b7/0x1130 [ 430.646895][ T31] ? bch2_journal_replay+0x1e85/0x2630 [ 430.652422][ T31] ? six_unlock_ip+0x302/0x430 [ 430.657256][ T31] ? __pfx_bch2_trans_commit_error+0x10/0x10 [ 430.663380][ T31] ? bch2_trans_unlock_updates_write+0xc22/0xd50 [ 430.669810][ T31] __bch2_trans_commit+0x1bb5/0x8870 [ 430.675190][ T31] ? bch2_journal_replay+0x1e85/0x2630 [ 430.680832][ T31] ? __pfx___bch2_trans_commit+0x10/0x10 [ 430.686864][ T31] ? bch2_journal_replay_key+0x693/0xb40 [ 430.692620][ T31] ? __pfx_bch2_journal_replay_key+0x10/0x10 [ 430.698750][ T31] ? bch2_journal_replay_key+0x1ec/0xb40 [ 430.704616][ T31] bch2_journal_replay+0x1e85/0x2630 [ 430.710119][ T31] ? __wake_up_klogd+0xd9/0x110 [ 430.715113][ T31] ? __pfx_vprintk_emit+0x10/0x10 [ 430.720292][ T31] ? __pfx_bch2_journal_replay+0x10/0x10 [ 430.725990][ T31] ? do_raw_spin_lock+0x121/0x290 [ 430.731057][ T31] ? __bch2_print+0x176/0x220 [ 430.735939][ T31] ? __pfx___bch2_print+0x10/0x10 [ 430.741057][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 430.746679][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 430.752038][ T31] __bch2_run_recovery_passes+0x395/0x1010 [ 430.758085][ T31] bch2_run_recovery_passes+0x184/0x210 [ 430.763713][ T31] bch2_fs_recovery+0x2690/0x3a50 [ 430.768859][ T31] ? check_noncircular+0xe0/0x160 [ 430.773978][ T31] ? __pfx_bch2_fs_recovery+0x10/0x10 [ 430.779773][ T31] ? __lock_acquire+0xab9/0xd20 [ 430.784723][ T31] ? __lock_acquire+0xab9/0xd20 [ 430.789694][ T31] ? __lock_acquire+0xab9/0xd20 [ 430.794749][ T31] ? bch2_fs_start+0xa0f/0xda0 [ 430.799760][ T31] ? up_write+0x1c4/0x420 [ 430.804112][ T31] ? bch2_fs_start+0x5e7/0xda0 [ 430.809031][ T31] bch2_fs_start+0xaaf/0xda0 [ 430.813657][ T31] ? bch2_fs_start+0x5e7/0xda0 [ 430.818506][ T31] ? __pfx_bch2_fs_start+0x10/0x10 [ 430.823663][ T31] ? sget+0x267/0x620 [ 430.827715][ T31] bch2_fs_get_tree+0xb39/0x1520 [ 430.832701][ T31] ? __pfx_bch2_fs_get_tree+0x10/0x10 [ 430.838349][ T31] ? vfs_parse_monolithic_sep+0x2df/0x310 [ 430.844135][ T31] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 430.849906][ T31] ? cap_capable+0x11f/0x460 [ 430.854543][ T31] ? bch2_init_fs_context+0x88/0x110 [ 430.859950][ T31] ? safesetid_security_capable+0xa9/0x1a0 [ 430.865897][ T31] vfs_get_tree+0x92/0x2b0 [ 430.870461][ T31] do_new_mount+0x24a/0xa40 [ 430.875204][ T31] __se_sys_mount+0x317/0x410 [ 430.880056][ T31] ? __pfx___se_sys_mount+0x10/0x10 [ 430.885366][ T31] ? rcu_is_watching+0x15/0xb0 [ 430.890274][ T31] ? __x64_sys_mount+0x20/0xc0 [ 430.895198][ T31] do_syscall_64+0xfa/0x3b0 [ 430.899741][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 430.905298][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 430.911465][ T31] ? clear_bhb_loop+0x60/0xb0 [ 430.916371][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 430.922421][ T31] RIP: 0033:0x7f0de765de2a [ 430.926977][ T31] RSP: 002b:00007fff5b01a138 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 430.935520][ T31] RAX: ffffffffffffffda RBX: 00007fff5b01a150 RCX: 00007f0de765de2a [ 430.943604][ T31] RDX: 00002000000000c0 RSI: 0000200000000040 RDI: 00007fff5b01a150 [ 430.951639][ T31] RBP: 0000200000000040 R08: 00007fff5b01a190 R09: 00000000000058fe [ 430.959816][ T31] R10: 0000000000808040 R11: 0000000000000282 R12: 00002000000000c0 [ 430.967913][ T31] R13: 00007fff5b01a190 R14: 0000000000000003 R15: 0000000000808040 [ 430.975975][ T31] [ 430.979005][ T31] INFO: task bch-reclaim/loo:5869 blocked for more than 144 seconds. [ 430.987520][ T31] Not tainted 6.16.0-rc5-syzkaller-00224-g379f604cc3dc #0 [ 430.995215][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 431.004420][ T31] task:bch-reclaim/loo state:D stack:23944 pid:5869 tgid:5869 ppid:2 task_flags:0x200840 flags:0x00004000 [ 431.016555][ T31] Call Trace: [ 431.019872][ T31] [ 431.022834][ T31] __schedule+0x16a2/0x4cb0 [ 431.027484][ T31] ? schedule+0x165/0x360 [ 431.031967][ T31] ? __lock_acquire+0xab9/0xd20 [ 431.037097][ T31] ? __pfx___schedule+0x10/0x10 [ 431.042104][ T31] ? schedule+0x91/0x360 [ 431.046479][ T31] schedule+0x165/0x360 [ 431.050664][ T31] ? __closure_sync+0x113/0x220 [ 431.055653][ T31] __closure_sync+0x163/0x220 [ 431.060503][ T31] ? __pfx___closure_sync+0x10/0x10 [ 431.066024][ T31] ? __bch2_wait_on_allocator+0x1c7/0x240 [ 431.072006][ T31] bch2_btree_update_start+0x18dc/0x1de0 [ 431.078084][ T31] ? bch2_btree_split_leaf+0x14b/0x8e0 [ 431.083720][ T31] ? __pfx_bch2_btree_update_start+0x10/0x10 [ 431.089806][ T31] ? __pfx_closure_sync_fn+0x10/0x10 [ 431.095281][ T31] ? bch2_btree_path_peek_slot+0x8b6/0xfe0 [ 431.101151][ T31] ? bch2_journal_keys_peek_slot+0x100/0x190 [ 431.107337][ T31] bch2_btree_split_leaf+0x14b/0x8e0 [ 431.112792][ T31] bch2_trans_commit_error+0x1b7/0x1130 [ 431.118423][ T31] ? bch2_btree_node_prep_for_write+0x318/0x650 [ 431.124798][ T31] ? bch2_btree_write_buffer_flush_locked+0x451f/0x4dd0 [ 431.132027][ T31] ? six_unlock_ip+0x302/0x430 [ 431.137137][ T31] ? __pfx_bch2_trans_commit_error+0x10/0x10 [ 431.143122][ T31] ? bch2_trans_unlock_updates_write+0xc22/0xd50 [ 431.149542][ T31] __bch2_trans_commit+0x1bb5/0x8870 [ 431.154958][ T31] ? bch2_btree_write_buffer_flush_locked+0x451f/0x4dd0 [ 431.162024][ T31] ? __pfx___bch2_trans_commit+0x10/0x10 [ 431.168538][ T31] ? bch2_trans_iter_init_outlined+0x1fe/0x400 [ 431.174813][ T31] ? bch2_trans_iter_init_outlined+0x265/0x400 [ 431.181068][ T31] ? bch2_path_put+0x1b6/0x15d0 [ 431.186027][ T31] bch2_btree_write_buffer_flush_locked+0x451f/0x4dd0 [ 431.192901][ T31] ? __pfx_bch2_btree_write_buffer_flush_locked+0x10/0x10 [ 431.200073][ T31] ? trace_contention_end+0x39/0x120 [ 431.205414][ T31] ? bch2_btree_write_buffer_flush_locked+0x443a/0x4dd0 [ 431.212764][ T31] ? bch2_btree_write_buffer_flush_locked+0x141d/0x4dd0 [ 431.219874][ T31] btree_write_buffer_flush_seq+0x18c7/0x1a40 [ 431.226029][ T31] ? __lock_acquire+0xab9/0xd20 [ 431.230904][ T31] ? __bch2_trans_get+0x7f4/0xd80 [ 431.235994][ T31] ? __pfx_btree_write_buffer_flush_seq+0x10/0x10 [ 431.242453][ T31] ? __bch2_trans_get+0x9c2/0xd80 [ 431.247677][ T31] bch2_btree_write_buffer_journal_flush+0x69/0xb0 [ 431.254416][ T31] ? __pfx_bch2_btree_write_buffer_journal_flush+0x10/0x10 [ 431.261945][ T31] journal_flush_pins+0x8e3/0xe90 [ 431.267074][ T31] __bch2_journal_reclaim+0x8e9/0xea0 [ 431.272670][ T31] bch2_journal_reclaim_thread+0x177/0x4f0 [ 431.278633][ T31] ? bch2_journal_reclaim_thread+0x223/0x4f0 [ 431.285066][ T31] kthread+0x711/0x8a0 [ 431.289818][ T31] ? __pfx_bch2_journal_reclaim_thread+0x10/0x10 [ 431.296269][ T31] ? __pfx_kthread+0x10/0x10 [ 431.301077][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 431.306373][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 431.311886][ T31] ? __pfx_kthread+0x10/0x10 [ 431.316657][ T31] ret_from_fork+0x3fc/0x770 [ 431.321289][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 431.326611][ T31] ? __switch_to_asm+0x39/0x70 [ 431.331516][ T31] ? __switch_to_asm+0x33/0x70 [ 431.336516][ T31] ? __pfx_kthread+0x10/0x10 [ 431.341150][ T31] ret_from_fork_asm+0x1a/0x30 [ 431.346131][ T31] [ 431.349271][ T31] [ 431.349271][ T31] Showing all locks held in the system: [ 431.357599][ T31] 1 lock held by khungtaskd/31: [ 431.362484][ T31] #0: ffffffff8e13f160 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 431.372581][ T31] 4 locks held by kworker/u8:3/49: [ 431.377868][ T31] #0: ffff8880335fc948 ((wq_completion)btree_node_rewrite){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 431.390357][ T31] #1: ffffc90000b97bc0 ((work_completion)(&a->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 431.402304][ T31] #2: ffff888072b04398 (&c->btree_trans_barrier){.+.+}-{0:0}, at: bch2_trans_srcu_lock+0xaf/0x220 [ 431.413115][ T31] #3: ffff888072b26710 (&c->gc_lock){.+.+}-{4:4}, at: bch2_btree_update_start+0x542/0x1de0 [ 431.423347][ T31] 5 locks held by kworker/u8:6/1335: [ 431.428908][ T31] 2 locks held by getty/5596: [ 431.433627][ T31] #0: ffff88814d8500a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 431.443942][ T31] #1: ffffc9000333b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400 [ 431.454249][ T31] 2 locks held by syz-executor836/5860: [ 431.459926][ T31] #0: ffff888072b04398 (&c->btree_trans_barrier){.+.+}-{0:0}, at: bch2_trans_srcu_lock+0xaf/0x220 [ 431.470883][ T31] #1: ffff888072b26710 (&c->gc_lock){.+.+}-{4:4}, at: bch2_btree_update_start+0x542/0x1de0 [ 431.481172][ T31] 4 locks held by bch-reclaim/loo/5869: [ 431.486757][ T31] #0: ffff888072b4af68 (&j->reclaim_lock){+.+.}-{4:4}, at: bch2_journal_reclaim_thread+0x16b/0x4f0 [ 431.497757][ T31] #1: ffff888072b04398 (&c->btree_trans_barrier){.+.+}-{0:0}, at: __bch2_trans_get+0x7f4/0xd80 [ 431.508486][ T31] #2: ffff888072b04740 (&wb->flushing.lock){+.+.}-{4:4}, at: btree_write_buffer_flush_seq+0x18bd/0x1a40 [ 431.520129][ T31] #3: ffff888072b26710 (&c->gc_lock){.+.+}-{4:4}, at: bch2_btree_update_start+0x542/0x1de0 [ 431.530472][ T31] [ 431.532937][ T31] ============================================= [ 431.532937][ T31] [ 431.541789][ T31] NMI backtrace for cpu 0 [ 431.541807][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.16.0-rc5-syzkaller-00224-g379f604cc3dc #0 PREEMPT(full) [ 431.541825][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 431.541835][ T31] Call Trace: [ 431.541842][ T31] [ 431.541851][ T31] dump_stack_lvl+0x189/0x250 [ 431.541875][ T31] ? __wake_up_klogd+0xd9/0x110 [ 431.541901][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 431.541921][ T31] ? __pfx__printk+0x10/0x10 [ 431.541953][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 431.542067][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 431.542095][ T31] ? _printk+0xcf/0x120 [ 431.542121][ T31] ? __pfx__printk+0x10/0x10 [ 431.542243][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 431.542277][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 431.542304][ T31] watchdog+0xfee/0x1030 [ 431.542333][ T31] ? watchdog+0x1de/0x1030 [ 431.542365][ T31] kthread+0x711/0x8a0 [ 431.542387][ T31] ? __pfx_watchdog+0x10/0x10 [ 431.542407][ T31] ? __pfx_kthread+0x10/0x10 [ 431.542426][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 431.542446][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 431.542465][ T31] ? __pfx_kthread+0x10/0x10 [ 431.542484][ T31] ret_from_fork+0x3fc/0x770 [ 431.542501][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 431.542519][ T31] ? __switch_to_asm+0x39/0x70 [ 431.542535][ T31] ? __switch_to_asm+0x33/0x70 [ 431.542550][ T31] ? __pfx_kthread+0x10/0x10 [ 431.542569][ T31] ret_from_fork_asm+0x1a/0x30 [ 431.542598][ T31] [ 431.542610][ T31] Sending NMI from CPU 0 to CPUs 1: [ 431.701861][ C1] NMI backtrace for cpu 1 [ 431.701880][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.16.0-rc5-syzkaller-00224-g379f604cc3dc #0 PREEMPT(full) [ 431.701897][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 431.701906][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 431.701933][ C1] Code: cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 93 fd 1f 00 f3 0f 1e fa fb f4 88 dd 02 00 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 [ 431.701962][ C1] RSP: 0018:ffffc90000197de0 EFLAGS: 000002c6 [ 431.701978][ C1] RAX: a287eeebbbd4ed00 RBX: ffffffff81976b68 RCX: a287eeebbbd4ed00 [ 431.701990][ C1] RDX: 0000000000000001 RSI: ffffffff8d98552e RDI: ffffffff8be1ca80 [ 431.702001][ C1] RBP: ffffc90000197f20 R08: ffff8880b8732f5b R09: 1ffff110170e65eb [ 431.702011][ C1] R10: dffffc0000000000 R11: ffffed10170e65ec R12: ffffffff8fa0cbf0 [ 431.702022][ C1] R13: 0000000000000001 R14: 0000000000000001 R15: 1ffff11003ad4b40 [ 431.702032][ C1] FS: 0000000000000000(0000) GS:ffff888125d4f000(0000) knlGS:0000000000000000 [ 431.702045][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 431.702055][ C1] CR2: 000055ee2a7ca660 CR3: 000000000df38000 CR4: 00000000003526f0 [ 431.702071][ C1] Call Trace: [ 431.702079][ C1] [ 431.702086][ C1] default_idle+0x13/0x20 [ 431.702103][ C1] default_idle_call+0x74/0xb0 [ 431.702119][ C1] do_idle+0x1e8/0x510 [ 431.702138][ C1] ? __pfx_do_idle+0x10/0x10 [ 431.702152][ C1] ? lockdep_hardirqs_on+0x9c/0x150 [ 431.702181][ C1] cpu_startup_entry+0x44/0x60 [ 431.702197][ C1] start_secondary+0x101/0x110 [ 431.702218][ C1] common_startup_64+0x13e/0x147 [ 431.702244][ C1] [ 431.702827][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 431.702845][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.16.0-rc5-syzkaller-00224-g379f604cc3dc #0 PREEMPT(full) [ 431.702866][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 431.702876][ T31] Call Trace: [ 431.702885][ T31] [ 431.702893][ T31] dump_stack_lvl+0x99/0x250 [ 431.702918][ T31] ? __asan_memcpy+0x40/0x70 [ 431.702940][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 431.702959][ T31] ? __pfx__printk+0x10/0x10 [ 431.702993][ T31] panic+0x2db/0x790 [ 431.703017][ T31] ? __pfx_panic+0x10/0x10 [ 431.703035][ T31] ? nmi_backtrace_stall_check+0x433/0x440 [ 431.703060][ T31] ? irq_work_queue+0xc3/0x140 [ 431.703094][ T31] watchdog+0x102d/0x1030 [ 431.703121][ T31] ? watchdog+0x1de/0x1030 [ 431.703152][ T31] kthread+0x711/0x8a0 [ 431.703177][ T31] ? __pfx_watchdog+0x10/0x10 [ 431.703201][ T31] ? __pfx_kthread+0x10/0x10 [ 431.703225][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 431.703249][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 431.703271][ T31] ? __pfx_kthread+0x10/0x10 [ 431.703293][ T31] ret_from_fork+0x3fc/0x770 [ 431.703314][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 431.703337][ T31] ? __switch_to_asm+0x39/0x70 [ 431.703357][ T31] ? __switch_to_asm+0x33/0x70 [ 431.703376][ T31] ? __pfx_kthread+0x10/0x10 [ 431.703441][ T31] ret_from_fork_asm+0x1a/0x30 [ 431.703477][ T31] [ 432.016256][ T31] Kernel Offset: disabled [ 432.020594][ T31] Rebooting in 86400 seconds..