./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3543215154
<...>
Warning: Permanently added '10.128.0.150' (ED25519) to the list of known hosts.
execve("./syz-executor3543215154", ["./syz-executor3543215154"], 0x7ffd59b8f960 /* 10 vars */) = 0
brk(NULL) = 0x55555631c000
brk(0x55555631cd00) = 0x55555631cd00
arch_prctl(ARCH_SET_FS, 0x55555631c380) = 0
set_tid_address(0x55555631c650) = 5058
set_robust_list(0x55555631c660, 24) = 0
rseq(0x55555631cca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3543215154", 4096) = 28
getrandom("\xff\x8f\x0c\x5a\xf1\x24\x02\xdd", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555631cd00
brk(0x55555633dd00) = 0x55555633dd00
brk(0x55555633e000) = 0x55555633e000
mprotect(0x7f87a99c3000, 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) = 0x7f87a1400000
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(0x7f87a1400000, 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
[ 75.887656][ T5058] loop0: detected capacity change from 0 to 32768
[ 75.958182][ T5058] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 75.966898][ T5058] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 75.981689][ T5058] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 75.992518][ T55] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 75.999535][ T55] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
mount("/dev/loop0", "./file0", "gfs2", MS_RDONLY|MS_NOSUID|MS_NOEXEC|MS_SYNCHRONOUS|MS_NOATIME|MS_NODIRATIME|MS_SILENT, "data=ordered,ignore_local_fs,suiddir,errors=withdraw,loccookie,noacl,quota=off,norgrplvb,rgrplvb,rgr"...) = 0
openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
chdir("./file0") = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
openat(AT_FDCWD, ".", O_RDONLY) = 4
[ 76.052508][ T55] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 52ms
[ 76.060431][ T55] gfs2: fsid=syz:syz.0: jid=0: Done
[ 76.066609][ T5058] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 76.115478][ T5058] ------------[ cut here ]------------
[ 76.120974][ T5058] WARNING: CPU: 1 PID: 5058 at fs/gfs2/rgrp.c:2630 gfs2_check_blk_type+0x44e/0x680
[ 76.130494][ T5058] Modules linked in:
[ 76.134545][ T5058] CPU: 1 PID: 5058 Comm: syz-executor354 Not tainted 6.8.0-rc7-syzkaller #0
[ 76.143398][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 76.153532][ T5058] RIP: 0010:gfs2_check_blk_type+0x44e/0x680
[ 76.159472][ T5058] Code: d4 01 00 00 8b 1b 89 df 44 89 f6 e8 4c 49 bd fd 4c 89 74 24 10 44 39 f3 76 23 e8 7d 47 bd fd 45 31 ed eb 70 e8 73 47 bd fd 90 <0f> 0b 90 41 bf f9 ff ff ff 48 8b 5c 24 18 e9 46 01 00 00 e8 5a 47
[ 76.179216][ T5058] RSP: 0018:ffffc900040d78c0 EFLAGS: 00010293
[ 76.185391][ T5058] RAX: ffffffff83d6242c RBX: ffff88802ee40028 RCX: ffff8880779e0000
[ 76.193534][ T5058] RDX: 0000000000000000 RSI: 0000000000000012 RDI: 0000000000000013
[ 76.201557][ T5058] RBP: ffffc900040d79d0 R08: ffffffff83d62422 R09: 1ffff1100f3b75dc
[ 76.209681][ T5058] R10: dffffc0000000000 R11: ffffed100f3b75dd R12: 1ffff11005dc8006
[ 76.217729][ T5058] R13: ffff88802ee40000 R14: 0000000000000012 R15: 0000000000000013
[ 76.225777][ T5058] FS: 000055555631c380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
[ 76.235944][ T5058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 76.242587][ T5058] CR2: 000000000066c7e0 CR3: 000000002aba0000 CR4: 00000000003506f0
[ 76.251817][ T5058] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 76.259909][ T5058] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 76.268251][ T5058] Call Trace:
[ 76.271562][ T5058]
[ 76.274781][ T5058] ? __warn+0x162/0x4b0
[ 76.279032][ T5058] ? gfs2_check_blk_type+0x44e/0x680
[ 76.284454][ T5058] ? report_bug+0x2b3/0x500
[ 76.289053][ T5058] ? gfs2_check_blk_type+0x44e/0x680
[ 76.294543][ T5058] ? handle_bug+0x3e/0x70
[ 76.298996][ T5058] ? exc_invalid_op+0x1a/0x50
[ 76.304008][ T5058] ? asm_exc_invalid_op+0x1a/0x20
[ 76.309084][ T5058] ? gfs2_check_blk_type+0x392/0x680
[ 76.314536][ T5058] ? gfs2_check_blk_type+0x39c/0x680
[ 76.320000][ T5058] ? gfs2_check_blk_type+0x44e/0x680
[ 76.325496][ T5058] ? __pfx_gfs2_check_blk_type+0x10/0x10
[ 76.331200][ T5058] ? gfs2_inode_lookup+0xb05/0xc60
[ 76.336525][ T5058] ? gfs2_glock_wait+0x213/0x2b0
[ 76.341631][ T5058] gfs2_inode_lookup+0xb05/0xc60
[ 76.346732][ T5058] ? gfs2_lookup_by_inum+0x51/0xf0
[ 76.351899][ T5058] ? __pfx_gfs2_inode_lookup+0x10/0x10
[ 76.357646][ T5058] ? gfs2_lookup_by_inum+0x51/0xf0
[ 76.362865][ T5058] gfs2_lookup_by_inum+0x51/0xf0
[ 76.368416][ T5058] gfs2_fh_to_dentry+0x13a/0x1f0
[ 76.373948][ T5058] exportfs_decode_fh_raw+0x152/0x5f0
[ 76.379462][ T5058] ? __pfx_vfs_dentry_acceptable+0x10/0x10
[ 76.385376][ T5058] ? __pfx_exportfs_decode_fh_raw+0x10/0x10
[ 76.391361][ T5058] ? __pfx_vfs_dentry_acceptable+0x10/0x10
[ 76.398920][ T5058] exportfs_decode_fh+0x3c/0x80
[ 76.404147][ T5058] do_handle_open+0x494/0x650
[ 76.409006][ T5058] ? __pfx_do_handle_open+0x10/0x10
[ 76.417905][ T5058] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 76.424441][ T5058] ? do_syscall_64+0x108/0x240
[ 76.429265][ T5058] ? syscall_trace_enter+0x5e/0x150
[ 76.434566][ T5058] do_syscall_64+0xf9/0x240
[ 76.439123][ T5058] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 76.445139][ T5058] RIP: 0033:0x7f87a993d839
[ 76.449764][ T5058] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 76.469564][ T5058] RSP: 002b:00007fff387ac1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000130
[ 76.478413][ T5058] RAX: ffffffffffffffda RBX: 00007fff387ac3c8 RCX: 00007f87a993d839
[ 76.487077][ T5058] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000004
[ 76.495342][ T5058] RBP: 00007f87a99c3610 R08: 0000000000000000 R09: 00007fff387ac3c8
[ 76.503386][ T5058] R10: 00007f87a9978bf3 R11: 0000000000000246 R12: 0000000000000001
[ 76.511474][ T5058] R13: 00007fff387ac3b8 R14: 0000000000000001 R15: 0000000000000001
[ 76.519570][ T5058]
[ 76.522667][ T5058] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 76.529979][ T5058] CPU: 1 PID: 5058 Comm: syz-executor354 Not tainted 6.8.0-rc7-syzkaller #0
[ 76.538661][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 76.548721][ T5058] Call Trace:
[ 76.552963][ T5058]
[ 76.555896][ T5058] dump_stack_lvl+0x1e7/0x2e0
[ 76.561971][ T5058] ? __pfx_dump_stack_lvl+0x10/0x10
[ 76.567196][ T5058] ? __pfx__printk+0x10/0x10
[ 76.571801][ T5058] ? vscnprintf+0x5d/0x90
[ 76.576137][ T5058] panic+0x349/0x860
[ 76.580043][ T5058] ? __warn+0x171/0x4b0
[ 76.584219][ T5058] ? __pfx_panic+0x10/0x10
[ 76.588676][ T5058] __warn+0x31c/0x4b0
[ 76.592677][ T5058] ? gfs2_check_blk_type+0x44e/0x680
[ 76.597997][ T5058] report_bug+0x2b3/0x500
[ 76.602347][ T5058] ? gfs2_check_blk_type+0x44e/0x680
[ 76.607841][ T5058] handle_bug+0x3e/0x70
[ 76.612011][ T5058] exc_invalid_op+0x1a/0x50
[ 76.616908][ T5058] asm_exc_invalid_op+0x1a/0x20
[ 76.621888][ T5058] RIP: 0010:gfs2_check_blk_type+0x44e/0x680
[ 76.627815][ T5058] Code: d4 01 00 00 8b 1b 89 df 44 89 f6 e8 4c 49 bd fd 4c 89 74 24 10 44 39 f3 76 23 e8 7d 47 bd fd 45 31 ed eb 70 e8 73 47 bd fd 90 <0f> 0b 90 41 bf f9 ff ff ff 48 8b 5c 24 18 e9 46 01 00 00 e8 5a 47
[ 76.647456][ T5058] RSP: 0018:ffffc900040d78c0 EFLAGS: 00010293
[ 76.653543][ T5058] RAX: ffffffff83d6242c RBX: ffff88802ee40028 RCX: ffff8880779e0000
[ 76.661523][ T5058] RDX: 0000000000000000 RSI: 0000000000000012 RDI: 0000000000000013
[ 76.669595][ T5058] RBP: ffffc900040d79d0 R08: ffffffff83d62422 R09: 1ffff1100f3b75dc
[ 76.677579][ T5058] R10: dffffc0000000000 R11: ffffed100f3b75dd R12: 1ffff11005dc8006
[ 76.685571][ T5058] R13: ffff88802ee40000 R14: 0000000000000012 R15: 0000000000000013
[ 76.693829][ T5058] ? gfs2_check_blk_type+0x392/0x680
[ 76.699572][ T5058] ? gfs2_check_blk_type+0x39c/0x680
[ 76.704888][ T5058] ? __pfx_gfs2_check_blk_type+0x10/0x10
[ 76.710543][ T5058] ? gfs2_inode_lookup+0xb05/0xc60
[ 76.715764][ T5058] ? gfs2_glock_wait+0x213/0x2b0
[ 76.720722][ T5058] gfs2_inode_lookup+0xb05/0xc60
[ 76.725685][ T5058] ? gfs2_lookup_by_inum+0x51/0xf0
[ 76.730847][ T5058] ? __pfx_gfs2_inode_lookup+0x10/0x10
[ 76.736345][ T5058] ? gfs2_lookup_by_inum+0x51/0xf0
[ 76.741500][ T5058] gfs2_lookup_by_inum+0x51/0xf0
[ 76.746485][ T5058] gfs2_fh_to_dentry+0x13a/0x1f0
[ 76.751466][ T5058] exportfs_decode_fh_raw+0x152/0x5f0
[ 76.756869][ T5058] ? __pfx_vfs_dentry_acceptable+0x10/0x10
[ 76.762699][ T5058] ? __pfx_exportfs_decode_fh_raw+0x10/0x10
[ 76.768843][ T5058] ? __pfx_vfs_dentry_acceptable+0x10/0x10
[ 76.774715][ T5058] exportfs_decode_fh+0x3c/0x80
[ 76.779637][ T5058] do_handle_open+0x494/0x650
[ 76.784367][ T5058] ? __pfx_do_handle_open+0x10/0x10
[ 76.789681][ T5058] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 76.796053][ T5058] ? do_syscall_64+0x108/0x240
[ 76.800846][ T5058] ? syscall_trace_enter+0x5e/0x150
[ 76.806095][ T5058] do_syscall_64+0xf9/0x240
[ 76.810653][ T5058] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 76.816588][ T5058] RIP: 0033:0x7f87a993d839
[ 76.821028][ T5058] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 76.841431][ T5058] RSP: 002b:00007fff387ac1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000130
[ 76.850643][ T5058] RAX: ffffffffffffffda RBX: 00007fff387ac3c8 RCX: 00007f87a993d839
[ 76.858640][ T5058] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000004
[ 76.866663][ T5058] RBP: 00007f87a99c3610 R08: 0000000000000000 R09: 00007fff387ac3c8
[ 76.874752][ T5058] R10: 00007f87a9978bf3 R11: 0000000000000246 R12: 0000000000000001
[ 76.882841][ T5058] R13: 00007fff387ac3b8 R14: 0000000000000001 R15: 0000000000000001
[ 76.890969][ T5058]
[ 76.894291][ T5058] Kernel Offset: disabled
[ 76.898729][ T5058] Rebooting in 86400 seconds..