forked to background, child pid 3172 no interfaces have a carrier [ 21.214787][ T3173] 8021q: adding VLAN 0 to HW filter on device bond0 [ 21.224588][ T3173] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.247' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 40.028641][ T3594] loop0: detected capacity change from 0 to 24 [ 40.040210][ T3594] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 40.049542][ T3594] ================================================================================ [ 40.059087][ T3594] UBSAN: shift-out-of-bounds in fs/minix/bitmap.c:103:3 [ 40.066017][ T3594] shift exponent 34 is too large for 32-bit type 'unsigned int' [ 40.073768][ T3594] CPU: 0 PID: 3594 Comm: syz-executor300 Not tainted 5.17.0-rc5-syzkaller-00021-g23d04328444a #0 [ 40.084254][ T3594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.094285][ T3594] Call Trace: [ 40.097539][ T3594] [ 40.100447][ T3594] dump_stack_lvl+0xcd/0x134 [ 40.105039][ T3594] ubsan_epilogue+0xb/0x5a [ 40.109427][ T3594] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x187 [ 40.116166][ T3594] ? ksm_scan_thread+0xb9/0x6c30 [ 40.121076][ T3594] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 40.127293][ T3594] ? count_free+0x13f/0x170 [ 40.131775][ T3594] minix_count_free_blocks.cold+0x16/0x1b [ 40.137473][ T3594] minix_statfs+0x22a/0x490 [ 40.141953][ T3594] statfs_by_dentry+0x133/0x210 [ 40.146780][ T3594] user_statfs+0xa9/0x160 [ 40.151086][ T3594] ? __do_sys_ustat+0x1c0/0x1c0 [ 40.155908][ T3594] ? find_held_lock+0x2d/0x110 [ 40.160654][ T3594] __do_sys_statfs+0x7a/0xf0 [ 40.165307][ T3594] ? user_statfs+0x160/0x160 [ 40.169873][ T3594] ? lock_downgrade+0x6e0/0x6e0 [ 40.174707][ T3594] ? syscall_enter_from_user_mode+0x21/0x70 [ 40.180581][ T3594] ? lockdep_hardirqs_on+0x79/0x100 [ 40.185755][ T3594] do_syscall_64+0x35/0xb0 [ 40.190146][ T3594] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 40.196014][ T3594] RIP: 0033:0x7ff02930fdd9 [ 40.200406][ T3594] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 40.219993][ T3594] RSP: 002b:00007ffe6c051938 EFLAGS: 00000246 ORIG_RAX: 0000000000000089 [ 40.228712][ T3594] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007ff02930fdd9 [ 40.236682][ T3594] RDX: 00007ff0292ce3a3 RSI: 0000000000000000 RDI: 0000000020000140 [ 40.244647][ T3594] RBP: 00007ff0292cf670 R08: 0000000000000000 R09: 0000000000000000 [ 40.252594][ T3594] R10: 00007ffe6c051800 R11: 0000000000000246 R12: 00007ff0292cf700 [ 40.260646][ T3594] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 40.268601][ T3594] [ 40.272192][ T3594] ================================================================================ [ 40.281490][ T3594] Kernel panic - not syncing: panic_on_warn set ... [ 40.288055][ T3594] CPU: 0 PID: 3594 Comm: syz-executor300 Not tainted 5.17.0-rc5-syzkaller-00021-g23d04328444a #0 [ 40.298533][ T3594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.308569][ T3594] Call Trace: [ 40.311829][ T3594] [ 40.314739][ T3594] dump_stack_lvl+0xcd/0x134 [ 40.319318][ T3594] panic+0x2b0/0x6dd [ 40.323200][ T3594] ? __warn_printk+0xf3/0xf3 [ 40.327779][ T3594] ? dump_stack_lvl+0x120/0x134 [ 40.332618][ T3594] ? ubsan_epilogue+0x3e/0x5a [ 40.337285][ T3594] ubsan_epilogue+0x54/0x5a [ 40.341770][ T3594] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x187 [ 40.348621][ T3594] ? ksm_scan_thread+0xb9/0x6c30 [ 40.353547][ T3594] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 40.359794][ T3594] ? count_free+0x13f/0x170 [ 40.364285][ T3594] minix_count_free_blocks.cold+0x16/0x1b [ 40.369996][ T3594] minix_statfs+0x22a/0x490 [ 40.374494][ T3594] statfs_by_dentry+0x133/0x210 [ 40.379334][ T3594] user_statfs+0xa9/0x160 [ 40.383648][ T3594] ? __do_sys_ustat+0x1c0/0x1c0 [ 40.388485][ T3594] ? find_held_lock+0x2d/0x110 [ 40.393239][ T3594] __do_sys_statfs+0x7a/0xf0 [ 40.397815][ T3594] ? user_statfs+0x160/0x160 [ 40.402389][ T3594] ? lock_downgrade+0x6e0/0x6e0 [ 40.407231][ T3594] ? syscall_enter_from_user_mode+0x21/0x70 [ 40.413112][ T3594] ? lockdep_hardirqs_on+0x79/0x100 [ 40.418298][ T3594] do_syscall_64+0x35/0xb0 [ 40.422716][ T3594] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 40.428591][ T3594] RIP: 0033:0x7ff02930fdd9 [ 40.432986][ T3594] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 40.452583][ T3594] RSP: 002b:00007ffe6c051938 EFLAGS: 00000246 ORIG_RAX: 0000000000000089 [ 40.461065][ T3594] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007ff02930fdd9 [ 40.469025][ T3594] RDX: 00007ff0292ce3a3 RSI: 0000000000000000 RDI: 0000000020000140 [ 40.476980][ T3594] RBP: 00007ff0292cf670 R08: 0000000000000000 R09: 0000000000000000 [ 40.484937][ T3594] R10: 00007ffe6c051800 R11: 0000000000000246 R12: 00007ff0292cf700 [ 40.492887][ T3594] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 40.500851][ T3594] [ 40.504756][ T3594] Kernel Offset: disabled [ 40.509115][ T3594] Rebooting in 86400 seconds..