erofs: read_super, device -> /dev/loop0 erofs: options -> noacl, watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [syz-executor315:8112] Modules linked in: irq event stamp: 6670 hardirqs last enabled at (6669): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (6670): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1148): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (1055): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1055): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 0 PID: 8112 Comm: syz-executor315 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:vle_get_logical_extent_head drivers/staging/erofs/unzip_vle.c:1543 [inline] RIP: 0010:z_erofs_map_blocks_iter+0xcac/0x1aa0 drivers/staging/erofs/unzip_vle.c:1666 Code: 18 11 4d 01 e7 e8 64 11 27 fb 44 01 fb 81 e3 ff 0f 00 00 48 03 5c 24 30 48 89 d8 48 89 de 48 c1 e8 03 83 e6 07 42 0f b6 0c 28 <48> 8d 43 01 48 89 c2 48 c1 ea 03 42 0f b6 14 2a 40 38 f1 40 0f 9e RSP: 0018:ffff8880931af360 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 1ffff11012bb0e9a RBX: ffff888095d874d0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006 RBP: ffff8880a93745c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000006 R11: 0000000000000000 R12: 0000000000000000 R13: dffffc0000000000 R14: ffffea00025761c0 R15: 0000000000000480 FS: 000055555610d300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffca76d7fe8 CR3: 00000000a4537000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: erofs_map_blocks_iter+0x6d/0x3b0 drivers/staging/erofs/data.c:168 z_erofs_do_read_page+0x670/0x2820 drivers/staging/erofs/unzip_vle.c:644 z_erofs_vle_normalaccess_readpage+0x136/0x460 drivers/staging/erofs/unzip_vle.c:1353 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828 read_mapping_page include/linux/pagemap.h:402 [inline] find_target_block_classic drivers/staging/erofs/namei.c:112 [inline] erofs_namei+0x1ab/0x1740 drivers/staging/erofs/namei.c:189 erofs_lookup+0x143/0x500 drivers/staging/erofs/namei.c:232 lookup_open+0x698/0x1a20 fs/namei.c:3214 do_last fs/namei.c:3327 [inline] path_openat+0x1804/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f8dbaf491f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 14 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe26112da8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f8dbaf491f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000200 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007f8dbafb6ec0 R10: 00007ffe26112c70 R11: 0000000000000246 R12: 00007ffe26112dd0 R13: 0000000000000000 R14: 431bde82d7b634db R15: 0000000000000000