| TITLE: BUG: soft lockup in blkdev_close |
| TYPE: HANG |
| |
| [ 601.962573] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor1:24793] |
| [ 601.970515] Modules linked in: |
| [ 601.973739] CPU: 1 PID: 24793 Comm: syz-executor1 Not tainted 4.18.0-rc4+ #24 |
| [ 601.981015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 |
| [ 601.990409] RIP: 0010:msan_get_shadow_origin_ptr+0x6f/0x300 |
| [ 601.996116] Code: 8b 48 0f 45 d8 80 3c 25 00 f0 a0 8b 00 0f 84 08 02 00 00 65 4c 8b 2c 25 80 fc 02 00 41 83 bd f4 08 00 00 00 0f 85 f1 01 00 00 <49> 81 fc 01 10 00 00 72 23 0f b6 ca 45 31 f6 48 c7 c7 ba 47 d7 8a |
| [ 602.016312] RSP: 0018:ffff8800b3a2f208 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 |
| [ 602.024043] RAX: ffffffff8ba13000 RBX: ffffffff8ba11000 RCX: ffff880103d43b00 |
| [ 602.031323] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8800b3a2f2d8 |
| [ 602.038604] RBP: ffff8800b3a2f260 R08: 0000000000000000 R09: 0000000000000002 |
| [ 602.045887] R10: 0000000000000000 R11: ffffffff8117d090 R12: 0000000000000004 |
| [ 602.053171] R13: ffff880103d43b00 R14: ffffffff8ba10000 R15: ffff8800b3a2f2d8 |
| [ 602.060458] FS: 00007f4dc65dc700(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000 |
| [ 602.068697] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 |
| [ 602.074586] CR2: 00000000004544da CR3: 00000000b3c12000 CR4: 00000000001406e0 |
| [ 602.081868] DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000 |
| [ 602.089149] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 |
| [ 602.096425] Call Trace: |
| [ 602.104092] __msan_metadata_ptr_for_load_4+0x10/0x20 |
| [ 602.109301] smp_call_function_single+0x363/0x500 |
| [ 602.122402] smp_call_function_many+0x672/0xe30 |
| [ 602.135338] on_each_cpu_cond+0x335/0x420 |
| [ 602.148630] invalidate_bh_lrus+0x54/0x60 |
| [ 602.152805] __blkdev_put+0x44b/0xcc0 |
| [ 602.160518] blkdev_put+0x435/0x570 |
| [ 602.164201] blkdev_close+0xa6/0xf0 |
| [ 602.167872] __fput+0x458/0xa30 |
| [ 602.174520] ____fput+0x37/0x40 |
| [ 602.177819] task_work_run+0x22e/0x2b0 |
| [ 602.181766] do_exit+0x110e/0x3930 |
| [ 602.185376] do_group_exit+0x1a0/0x360 |
| [ 602.189287] get_signal+0x15c3/0x2190 |
| [ 602.216814] do_signal+0xca/0x2060 |
| [ 602.229420] prepare_exit_to_usermode+0x297/0x430 |
| [ 602.234312] syscall_return_slowpath+0x108/0x800 |
| [ 602.243411] do_syscall_64+0x1ad/0x230 |
| [ 602.247324] entry_SYSCALL_64_after_hwframe+0x63/0xe7 |
