INFO: task syz-executor.3:28435 can't die for more than 143 seconds.
syz-executor.3  D24312 28435   8717 0x00104004
Call Trace:
 context_switch kernel/sched/core.c:3252 [inline]
 __schedule+0x755/0x1580 kernel/sched/core.c:3878
 schedule+0xa8/0x270 kernel/sched/core.c:3942
 schedule_timeout+0x717/0xc50 kernel/time/timer.c:1783
 do_wait_for_common kernel/sched/completion.c:83 [inline]
 __wait_for_common kernel/sched/completion.c:104 [inline]
 wait_for_common kernel/sched/completion.c:115 [inline]
 wait_for_completion+0x29c/0x440 kernel/sched/completion.c:136
 devtmpfs_create_node+0x1b8/0x250 drivers/base/devtmpfs.c:116
 device_add+0x13a0/0x17a0 drivers/base/core.c:2100
 add_partition+0x8d1/0xe00 block/partition-generic.c:378
 rescan_partitions+0x665/0xa20 block/partition-generic.c:625
 __blkdev_reread_part+0x1a2/0x230 block/ioctl.c:174
 blkdev_reread_part+0x27/0x40 block/ioctl.c:194
 loop_reread_partitions+0x1c/0x40 drivers/block/loop.c:641
 loop_set_status+0xe54/0x1370 drivers/block/loop.c:1339
 loop_set_status64+0xc2/0x120 drivers/block/loop.c:1459
 lo_ioctl+0x37c/0x1460 drivers/block/loop.c:1602
 __blkdev_driver_ioctl block/ioctl.c:304 [inline]
 blkdev_ioctl+0xedb/0x1c1a block/ioctl.c:606
 block_ioctl+0xee/0x130 fs/block_dev.c:1930
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:509 [inline]
 do_vfs_ioctl+0xdb6/0x13e0 fs/ioctl.c:696
 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713
 __do_sys_ioctl fs/ioctl.c:720 [inline]
 __se_sys_ioctl fs/ioctl.c:718 [inline]
 __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718
 do_syscall_64+0xfd/0x6a0 arch/x86/entry/common.c:301
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459387
Code: Bad RIP value.
RSP: 002b:00007f362e16f9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f362e1706d4 RCX: 0000000000459387
RDX: 00007f362e16fab0 RSI: 0000000000004c04 RDI: 0000000000000005
RBP: 0000000000000001 R08: 0000000000000000 R09: 000000000000000a
R10: 0000000000000075 R11: 0000000000000202 R12: 0000000000000004
R13: 0000000000000004 R14: 0000000000000005 R15: 00000000ffffffff

Showing all locks held in the system:
2 locks held by init/1:
 #0: 00000000652fe325 (&ei->i_mmap_sem){++++}, at: ext4_filemap_fault+0x7b/0xaf fs/ext4/inode.c:6308
 #1: 000000006cddc781 (fs_reclaim){+.+.}, at: fs_reclaim_acquire.part.0+0x0/0x30 include/linux/mm.h:1084
1 lock held by kdevtmpfs/19:
 #0: 000000006cddc781 (fs_reclaim){+.+.}, at: fs_reclaim_acquire.part.0+0x0/0x30 include/linux/mm.h:1084
1 lock held by khungtaskd/1046:
 #0: 00000000113ce8d6 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x27e kernel/locking/lockdep.c:5257
2 locks held by udevd/3880:
 #0: 00000000652fe325 (&ei->i_mmap_sem){++++}, at: ext4_filemap_fault+0x7b/0xaf fs/ext4/inode.c:6308
 #1: 000000006cddc781 (fs_reclaim){+.+.}, at: fs_reclaim_acquire.part.0+0x0/0x30 include/linux/mm.h:1084