forked to background, child pid 964 Starting sshd: OK syzkaller syzkaller login: [ 24.607926][ T1062] cgroup: Unknown subsys name 'net' [ 24.711127][ T1062] cgroup: Unknown subsys name 'rlimit' [ 24.882395][ T1062] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 26.267917][ T1065] syz-executor.0 (1065) used greatest stack depth: 11208 bytes left Warning: Permanently added '10.128.10.14' (ED25519) to the list of known hosts. 2024/04/20 12:23:29 ignoring optional flag "sandboxArg"="0" 2024/04/20 12:23:29 parsed 1 programs 2024/04/20 12:23:29 executed programs: 0 [ 44.053008][ T1581] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 45.452788][ T1997] loop0: detected capacity change from 0 to 8192 [ 45.459932][ T1997] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 45.473210][ T1997] REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal [ 45.482347][ T1997] REISERFS (device loop0): using ordered data mode [ 45.488976][ T1997] reiserfs: using flush barriers [ 45.494188][ T1997] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 45.510502][ T1997] REISERFS (device loop0): checking transaction log (loop0) [ 45.526688][ T1997] REISERFS (device loop0): Using r5 hash to sort names [ 45.533760][ T1997] REISERFS panic (device loop0): vs-13065 update_stat_data: key [1 2 0x0 SD], found item *3.5*[1 2 0(0) DIR], item_len 80, item_location 3972, free_space(entry_count) 3 [ 45.550817][ T1997] ------------[ cut here ]------------ [ 45.556248][ T1997] kernel BUG at fs/reiserfs/prints.c:390! [ 45.561987][ T1997] invalid opcode: 0000 [#1] PREEMPT SMP [ 45.567504][ T1997] CPU: 1 PID: 1997 Comm: syz-executor.0 Not tainted 6.1.87-syzkaller #0 [ 45.576177][ T1997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 45.586654][ T1997] RIP: 0010:__reiserfs_panic+0xc5/0xd0 [ 45.592180][ T1997] Code: 0f 44 d8 48 c7 c1 cd 51 17 83 48 0f 44 c8 48 c7 c7 5a ce ff 82 4c 89 fe 48 89 da 4d 89 f0 49 c7 c1 a0 3b ba 84 e8 82 4f 04 01 <0f> 0b 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 53 48 83 [ 45.611850][ T1997] RSP: 0018:ffffc90002993ac0 EFLAGS: 00010246 [ 45.617889][ T1997] RAX: 00000000000000a6 RBX: ffffffff82ffb7b5 RCX: 38b8f3982581c200 [ 45.625850][ T1997] RDX: 0000000000000000 RSI: c0000000ffffdfff RDI: 00000000ffffffff [ 45.633861][ T1997] RBP: ffffc90002993b38 R08: 0000000000000000 R09: ffffffff834c1120 [ 45.642504][ T1997] R10: 00000000ffffffff R11: 00000000ffffdfff R12: ffffc90002993b70 [ 45.650451][ T1997] R13: ffff88810c2e8738 R14: ffffffff82ffb7be R15: ffff88810efb1690 [ 45.658489][ T1997] FS: 00007fb0f35966c0(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000 [ 45.667406][ T1997] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.673967][ T1997] CR2: 000055e49dd3b230 CR3: 0000000111231000 CR4: 00000000003506e0 [ 45.681910][ T1997] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.689948][ T1997] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.697909][ T1997] Call Trace: [ 45.701251][ T1997] [ 45.704153][ T1997] ? __die_body+0x5e/0xa0 [ 45.708449][ T1997] ? die+0x83/0xb0 [ 45.712222][ T1997] ? do_trap+0xa2/0x170 [ 45.716366][ T1997] ? __reiserfs_panic+0xc5/0xd0 [ 45.721186][ T1997] ? __reiserfs_panic+0xc5/0xd0 [ 45.726018][ T1997] ? handle_invalid_op+0x65/0x80 [ 45.730954][ T1997] ? __reiserfs_panic+0xc5/0xd0 [ 45.735773][ T1997] ? exc_invalid_op+0x2f/0x40 [ 45.740420][ T1997] ? asm_exc_invalid_op+0x16/0x20 [ 45.745412][ T1997] ? __reiserfs_panic+0xc5/0xd0 [ 45.750235][ T1997] reiserfs_update_sd_size+0x3c2/0x3d0 [ 45.755664][ T1997] reiserfs_mkdir+0x2f4/0x320 [ 45.760302][ T1997] reiserfs_xattr_init+0xc4/0x200 [ 45.765291][ T1997] reiserfs_fill_super+0xb58/0xc10 [ 45.770367][ T1997] mount_bdev+0x15d/0x1b0 [ 45.774680][ T1997] ? reiserfs_kill_sb+0x80/0x80 [ 45.779496][ T1997] legacy_get_tree+0x25/0x50 [ 45.784047][ T1997] vfs_get_tree+0x1e/0xc0 [ 45.788338][ T1997] do_new_mount+0x15a/0x3a0 [ 45.792857][ T1997] ? path_mount+0x8a/0x560 [ 45.797241][ T1997] __se_sys_mount+0x14b/0x1b0 [ 45.802318][ T1997] do_syscall_64+0x3b/0x80 [ 45.806875][ T1997] ? clear_bhb_loop+0x45/0xa0 [ 45.811516][ T1997] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 45.817394][ T1997] RIP: 0033:0x7fb0f287e1ea [ 45.821779][ T1997] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 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 b0 ff ff ff f7 d8 64 89 01 48 [ 45.841706][ T1997] RSP: 002b:00007fb0f3595ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 45.850300][ T1997] RAX: ffffffffffffffda RBX: 00007fb0f3595f80 RCX: 00007fb0f287e1ea [ 45.858329][ T1997] RDX: 0000000020001100 RSI: 00000000200000c0 RDI: 00007fb0f3595f40 [ 45.866568][ T1997] RBP: 0000000020001100 R08: 00007fb0f3595f80 R09: 0000000000800008 [ 45.874599][ T1997] R10: 0000000000800008 R11: 0000000000000246 R12: 00000000200000c0 [ 45.882637][ T1997] R13: 00007fb0f3595f40 R14: 00000000000010f7 R15: 0000000020000400 [ 45.890584][ T1997] [ 45.893580][ T1997] Modules linked in: [ 45.897727][ T1997] ---[ end trace 0000000000000000 ]--- [ 45.903295][ T1997] RIP: 0010:__reiserfs_panic+0xc5/0xd0 [ 45.908743][ T1997] Code: 0f 44 d8 48 c7 c1 cd 51 17 83 48 0f 44 c8 48 c7 c7 5a ce ff 82 4c 89 fe 48 89 da 4d 89 f0 49 c7 c1 a0 3b ba 84 e8 82 4f 04 01 <0f> 0b 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 53 48 83 [ 45.928536][ T1997] RSP: 0018:ffffc90002993ac0 EFLAGS: 00010246 [ 45.934664][ T1997] RAX: 00000000000000a6 RBX: ffffffff82ffb7b5 RCX: 38b8f3982581c200 [ 45.942724][ T1997] RDX: 0000000000000000 RSI: c0000000ffffdfff RDI: 00000000ffffffff [ 45.950803][ T1997] RBP: ffffc90002993b38 R08: 0000000000000000 R09: ffffffff834c1120 [ 45.958743][ T1997] R10: 00000000ffffffff R11: 00000000ffffdfff R12: ffffc90002993b70 [ 45.966697][ T1997] R13: ffff88810c2e8738 R14: ffffffff82ffb7be R15: ffff88810efb1690 [ 45.974898][ T1997] FS: 00007fb0f35966c0(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000 [ 45.983850][ T1997] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.990521][ T1997] CR2: 000055e49dd3b230 CR3: 0000000111231000 CR4: 00000000003506e0 [ 45.998478][ T1997] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.006481][ T1997] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.014556][ T1997] Kernel panic - not syncing: Fatal exception [ 46.020993][ T1997] Kernel Offset: disabled [ 46.025287][ T1997] Rebooting in 86400 seconds..