program: r0 = socket(0x1, 0x2, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0xe, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x4, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_skb, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x366, 0x10, &(0x7f0000000000), 0x1dd, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x1b, 0x0, 0x0, 0x8000, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x1f, 0x10, &(0x7f0000000040)=ANY=[@ANYBLOB="1800000005000000000000008000000018110000", @ANYRES32=r2, @ANYBLOB="0000000000000000b702000000000000850000008600000018010000", @ANYRES32=r2, @ANYBLOB="0000000000000000b7080000050000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b70400000200000085000000a600000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x41100, 0x11, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000500)={r3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x48) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000200)=@base={0xf, 0x4, 0x4, 0x12, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x79, 0x10, 0x67}, [@ldst={0x5}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x22e, 0x10, &(0x7f0000000000), 0x1dd, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000080)={@map=r4, r1, 0x26, 0x0, 0x0, @void, @value}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r4, &(0x7f0000000180), &(0x7f00000000c0)=@tcp6=r0}, 0x20) bind$unix(r0, &(0x7f00000001c0)=@file={0x1, './file0\x00'}, 0x6e) sendmmsg$unix(r0, &(0x7f0000001680)=[{{&(0x7f0000000380)=@file={0x1, './file0\x00'}, 0x6e, 0x0}}], 0x1, 0x0) recvmmsg(r0, &(0x7f0000000d40)=[{{0x0, 0x0, 0x0}}, {{0x0, 0x0, &(0x7f0000000780)=[{&(0x7f0000000500)=""/65, 0x41}], 0x1}}], 0x2, 0x0, 0x0) r5 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$IP6T_SO_SET_REPLACE(r5, 0x29, 0x40, &(0x7f00000005c0)=@raw={'raw\x00', 0x3c1, 0x3, 0x530, 0x348, 0x18c, 0x203, 0x348, 0x19030000, 0x460, 0x2e0, 0x2e0, 0x460, 0x2e0, 0x3, 0x0, {[{{@uncond, 0x300, 0x300, 0x348, 0x0, {}, [@common=@unspec=@bpf0={{0x230}, {0x13, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x16}]}}, @common=@hl={{0x28}}]}, @common=@unspec=@LED={0x48, 'LED\x00', 0x0, {'syz0\x00'}}}, {{@uncond, 0x0, 0xd0, 0x118, 0x0, {}, [@inet=@rpfilter={{0x28}}]}, @common=@unspec=@LED={0x48, 'LED\x00', 0x0, {'syz1\x00'}}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x590) r6 = socket$can_raw(0x1d, 0x3, 0x1) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x13, 0x0, 0x0, &(0x7f0000000080)='GPL\x00', 0x5, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) r7 = openat$dma_heap(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) open(&(0x7f0000000080)='./bus\x00', 0x143142, 0x0) mount(&(0x7f0000000100), &(0x7f0000000280)='./bus\x00', &(0x7f00000002c0)='9p\x00', 0x0, &(0x7f0000000300)='trans=rdma,') ioctl$MEDIA_IOC_DEVICE_INFO(r7, 0xc1007c00, &(0x7f0000000080)) close_range(r6, 0xffffffffffffffff, 0x0) syz_mount_image$ocfs2(&(0x7f00000026c0), &(0x7f0000004780)='./file0\x00', 0x200000, &(0x7f0000000000)={[{@usrquota}, {@coherency_full}, {@preferred_slot={'preferred_slot', 0x3d, 0x6}}, {@heartbeat_none}, {@err_cont}, {@nointr}, {@grpquota}]}, 0x1, 0x4707, 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VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVh535eogjjOAC/M7pZIKV0EfIYGCKiNwkL+kUklGtgxy6dgzpEQgZFQWFEx4IgCOoWFQSdAsu/IOognbrVpYIOBhFUjM6k7AgbLvSa8zywvDPM7jtfGHZ33vczvAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOvHmZ0LnVl7afeWxVdXXwgd+bFNIYSRZGn787620B1C+PZ1+lRYpS10N/T/ZmJmrHzW5M/WgbFHN0aStddffLY4b1dI0sEV+7uSNB0cXHv/G9XdgedTA0kIaexCiGJ+9OnpWgihLXYhRPHr49zF7Pe9PXYhRNH34V5ndv1rsQshim17PvXW8ns8qud8/cLAyv/+ZrfgLdyisw69PXHlfeqiVt7LfPzfnn/HjQer4cu52XcvYhdBNNdmJo/GrgEAAPi3zjbJ/8PWpe0Hl5PQ3VXO/b835P89Df2vnv8vu7/j5uh0SyHE9tLcZLY/tL+VPje+k/1X77yume+pKvl/tcn/q03+X23y/2qT/1eb/J/Mq3z8n8j/K+XJrb0Ls7GLIBr5PwAAVM/h4+OT9aHhbPC/+WdHOa/vzdt6nqc/vD3V/3jFvJH88P925Nj4wUNDw/l1L08ILq//kC4e/ZE/79HYFiYanrtotv5Dz7P5uesd5XfU//L5jaK+4rzWfwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA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[ 68.486638][ T5300] Bluetooth: hci0: command tx timeout [ 68.562552][ T5314] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 68.859555][ T5314] loop0: detected capacity change from 0 to 32768 [ 68.876392][ T5314] (syz.0.0,5314,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 68.892379][ T5314] (syz.0.0,5314,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 68.915483][ T5314] JBD2: Ignoring recovery information on journal [ 68.959815][ T5314] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 68.971187][ T59] ocfs2: Finishing quota recovery on device (7,0) for slot 0 [ 68.978724][ T5314] [ 68.979862][ T5314] ====================================================== [ 68.982846][ T5314] WARNING: possible circular locking dependency detected [ 68.985817][ T5314] 6.15.0-rc4-syzkaller-00291-g2a239ffbebb5 #0 Not tainted [ 68.988839][ T5314] ------------------------------------------------------ [ 68.991827][ T5314] syz.0.0/5314 is trying to acquire lock: [ 68.994294][ T5314] ffff888043203948 ((wq_completion)ocfs2_wq){+.+.}-{0:0}, at: touch_wq_lockdep_map+0xb5/0x180 [ 68.998631][ T5314] [ 68.998631][ T5314] but task is already holding lock: [ 69.001762][ T5314] ffff8880523e00e0 (&type->s_umount_key#49){++++}-{4:4}, at: deactivate_super+0xa9/0xe0 [ 69.005928][ T5314] [ 69.005928][ T5314] which lock already depends on the new lock. [ 69.005928][ T5314] [ 69.010365][ T5314] [ 69.010365][ T5314] the existing dependency chain (in reverse order) is: [ 69.014221][ T5314] [ 69.014221][ T5314] -> #2 (&type->s_umount_key#49){++++}-{4:4}: [ 69.017713][ T5314] lock_acquire+0x120/0x360 [ 69.019857][ T5314] down_read+0x46/0x2e0 [ 69.022000][ T5314] ocfs2_finish_quota_recovery+0x12c/0x1e60 [ 69.024712][ T5314] ocfs2_complete_recovery+0x15b6/0x2160 [ 69.027217][ T5314] process_scheduled_works+0xadb/0x17a0 [ 69.029899][ T5314] worker_thread+0x8a0/0xda0 [ 69.032025][ T5314] kthread+0x70e/0x8a0 [ 69.033934][ T5314] ret_from_fork+0x4b/0x80 [ 69.035969][ T5314] ret_from_fork_asm+0x1a/0x30 [ 69.038262][ T5314] [ 69.038262][ T5314] -> #1 ((work_completion)(&journal->j_recovery_work)){+.+.}-{0:0}: [ 69.043351][ T5314] lock_acquire+0x120/0x360 [ 69.045556][ T5314] process_scheduled_works+0xa09/0x17a0 [ 69.048210][ T5314] worker_thread+0x8a0/0xda0 [ 69.050292][ T5314] kthread+0x70e/0x8a0 [ 69.052254][ T5314] ret_from_fork+0x4b/0x80 [ 69.054299][ T5314] ret_from_fork_asm+0x1a/0x30 [ 69.056488][ T5314] [ 69.056488][ T5314] -> #0 ((wq_completion)ocfs2_wq){+.+.}-{0:0}: [ 69.059703][ T5314] validate_chain+0xb9b/0x2140 [ 69.061763][ T5314] __lock_acquire+0xaac/0xd20 [ 69.063854][ T5314] lock_acquire+0x120/0x360 [ 69.065891][ T5314] touch_wq_lockdep_map+0xcb/0x180 [ 69.068169][ T5314] __flush_workqueue+0x121/0x14b0 [ 69.070313][ T5314] ocfs2_shutdown_local_alloc+0xe7/0xa10 [ 69.072906][ T5314] ocfs2_dismount_volume+0x1f9/0x8d0 [ 69.075359][ T5314] generic_shutdown_super+0x132/0x2c0 [ 69.077827][ T5314] kill_block_super+0x44/0x90 [ 69.080009][ T5314] deactivate_locked_super+0xb9/0x130 [ 69.082581][ T5314] cleanup_mnt+0x425/0x4c0 [ 69.084668][ T5314] task_work_run+0x1d1/0x260 [ 69.086881][ T5314] resume_user_mode_work+0x5e/0x80 [ 69.089221][ T5314] syscall_exit_to_user_mode+0x9a/0x120 [ 69.091892][ T5314] do_syscall_64+0x103/0x210 [ 69.094109][ T5314] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 69.096795][ T5314] [ 69.096795][ T5314] other info that might help us debug this: [ 69.096795][ T5314] [ 69.101142][ T5314] Chain exists of: [ 69.101142][ T5314] (wq_completion)ocfs2_wq --> (work_completion)(&journal->j_recovery_work) --> &type->s_umount_key#49 [ 69.101142][ T5314] [ 69.108232][ T5314] Possible unsafe locking scenario: [ 69.108232][ T5314] [ 69.111363][ T5314] CPU0 CPU1 [ 69.113643][ T5314] ---- ---- [ 69.115931][ T5314] lock(&type->s_umount_key#49); [ 69.118011][ T5314] lock((work_completion)(&journal->j_recovery_work)); [ 69.121780][ T5314] lock(&type->s_umount_key#49); [ 69.124789][ T5314] lock((wq_completion)ocfs2_wq); [ 69.126894][ T5314] [ 69.126894][ T5314] *** DEADLOCK *** [ 69.126894][ T5314] [ 69.130080][ T5314] 1 lock held by syz.0.0/5314: [ 69.131972][ T5314] #0: ffff8880523e00e0 (&type->s_umount_key#49){++++}-{4:4}, at: deactivate_super+0xa9/0xe0 [ 69.136355][ T5314] [ 69.136355][ T5314] stack backtrace: [ 69.138790][ T5314] CPU: 0 UID: 0 PID: 5314 Comm: syz.0.0 Not tainted 6.15.0-rc4-syzkaller-00291-g2a239ffbebb5 #0 PREEMPT(full) [ 69.138808][ T5314] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 69.138815][ T5314] Call Trace: [ 69.138823][ T5314] [ 69.138830][ T5314] dump_stack_lvl+0x189/0x250 [ 69.138851][ T5314] ? __pfx_dump_stack_lvl+0x10/0x10 [ 69.138864][ T5314] ? __pfx__printk+0x10/0x10 [ 69.138874][ T5314] ? print_lock_name+0xde/0x100 [ 69.138890][ T5314] print_circular_bug+0x2ee/0x310 [ 69.138901][ T5314] check_noncircular+0x134/0x160 [ 69.138912][ T5314] validate_chain+0xb9b/0x2140 [ 69.138923][ T5314] ? do_raw_spin_unlock+0x4d/0x240 [ 69.138934][ T5314] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 69.138945][ T5314] __lock_acquire+0xaac/0xd20 [ 69.138959][ T5314] ? touch_wq_lockdep_map+0xb5/0x180 [ 69.138972][ T5314] lock_acquire+0x120/0x360 [ 69.138986][ T5314] ? touch_wq_lockdep_map+0xb5/0x180 [ 69.138999][ T5314] ? touch_wq_lockdep_map+0xb5/0x180 [ 69.139010][ T5314] touch_wq_lockdep_map+0xcb/0x180 [ 69.139020][ T5314] ? touch_wq_lockdep_map+0xb5/0x180 [ 69.139030][ T5314] __flush_workqueue+0x121/0x14b0 [ 69.139043][ T5314] ? __pfx_work_grab_pending+0x10/0x10 [ 69.139055][ T5314] ? __pfx___flush_workqueue+0x10/0x10 [ 69.139064][ T5314] ? __cancel_work+0x1e6/0x2e0 [ 69.139076][ T5314] ? __pfx___cancel_work+0x10/0x10 [ 69.139087][ T5314] ? work_grab_pending+0x44f/0x990 [ 69.139097][ T5314] ocfs2_shutdown_local_alloc+0xe7/0xa10 [ 69.139110][ T5314] ? __pfx_work_grab_pending+0x10/0x10 [ 69.139121][ T5314] ? __pfx_ocfs2_shutdown_local_alloc+0x10/0x10 [ 69.139131][ T5314] ? enable_work+0x1c4/0x2c0 [ 69.139142][ T5314] ? lockdep_hardirqs_on+0x9c/0x150 [ 69.139154][ T5314] ? enable_work+0x258/0x2c0 [ 69.139166][ T5314] ? __pfx_enable_work+0x10/0x10 [ 69.139177][ T5314] ? iput+0x398/0x9d0 [ 69.139192][ T5314] ocfs2_dismount_volume+0x1f9/0x8d0 [ 69.139204][ T5314] ? __pfx_ocfs2_dismount_volume+0x10/0x10 [ 69.139213][ T5314] ? __pfx_evict_inodes+0x10/0x10 [ 69.139232][ T5314] ? __pfx_ocfs2_put_super+0x10/0x10 [ 69.139243][ T5314] generic_shutdown_super+0x132/0x2c0 [ 69.139256][ T5314] kill_block_super+0x44/0x90 [ 69.139269][ T5314] deactivate_locked_super+0xb9/0x130 [ 69.139286][ T5314] cleanup_mnt+0x425/0x4c0 [ 69.139300][ T5314] ? lockdep_hardirqs_on+0x9c/0x150 [ 69.139311][ T5314] task_work_run+0x1d1/0x260 [ 69.139325][ T5314] ? __pfx_task_work_run+0x10/0x10 [ 69.139338][ T5314] resume_user_mode_work+0x5e/0x80 [ 69.139352][ T5314] syscall_exit_to_user_mode+0x9a/0x120 [ 69.139363][ T5314] do_syscall_64+0x103/0x210 [ 69.139375][ T5314] ? clear_bhb_loop+0x45/0xa0 [ 69.139414][ T5314] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 69.139426][ T5314] RIP: 0033:0x7f8b96b9010a [ 69.139437][ T5314] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48 [ 69.139446][ T5314] RSP: 002b:00007f8b97a8ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 69.139457][ T5314] RAX: ffffffffffffffec RBX: 00007f8b97a8eef0 RCX: 00007f8b96b9010a [ 69.139465][ T5314] RDX: 00002000000026c0 RSI: 0000200000004780 RDI: 00007f8b97a8eeb0 [ 69.139472][ T5314] RBP: 00002000000026c0 R08: 00007f8b97a8eef0 R09: 0000000000200000 [ 69.139480][ T5314] R10: 0000000000200000 R11: 0000000000000246 R12: 0000200000004780 [ 69.139487][ T5314] R13: 00007f8b97a8eeb0 R14: 0000000000004707 R15: 0000200000000000 [ 69.139499][ T5314] [ 69.293157][ T5314] ocfs2: Unmounting device (7,0) on (node local)