dfa0: 00000000 00000000 00000005 20000e80 00000118 00000000 dfc0: 00000000 00000000 0012ece4 00000004 003462d8 00000000 00000001 76ff50dc dfe0: 76ff4e88 76ff4e78 00018ba0 001302e0 ------------[ cut here ]------------ WARNING: fs/iomap/buffered-io.c:1768 at iomap_writeback_range fs/iomap/buffered-io.c:1768 [inline], CPU#1: syz.7.5879/29577 WARNING: fs/iomap/buffered-io.c:1768 at iomap_writeback_folio+0x82c/0xa34 fs/iomap/buffered-io.c:1886, CPU#1: syz.7.5879/29577 Modules linked in: Kernel panic - not syncing: kernel: panic_on_warn set ... CPU: 1 UID: 0 PID: 29577 Comm: syz.7.5879 Tainted: G L syzkaller #0 PREEMPT Tainted: [L]=SOFTLOCKUP Hardware name: ARM-Versatile Express Call trace: [<80201a14>] (dump_backtrace) from [<80201b08>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:8281f940 r6:00000000 r5:822a7980 r4:00000001 [<80201af0>] (show_stack) from [<8021e44c>] (__dump_stack lib/dump_stack.c:94 [inline]) [<80201af0>] (show_stack) from [<8021e44c>] (dump_stack_lvl+0x5c/0x70 lib/dump_stack.c:120) [<8021e3f0>] (dump_stack_lvl) from [<8021e478>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r7:8281f940 r6:00000000 r5:84193c00 r4:82a80d14 [<8021e460>] (dump_stack) from [<802025f4>] (vpanic+0x114/0x320 kernel/panic.c:650) [<802024e0>] (vpanic) from [<80202834>] (trace_suspend_resume+0x0/0x104 kernel/panic.c:787) r7:8061d208 [<80202800>] (panic) from [<80250a74>] (check_panic_on_warn kernel/panic.c:524 [inline]) [<80202800>] (panic) from [<80250a74>] (get_taint+0x0/0x1c kernel/panic.c:519) r3:8280c544 r2:00000001 r1:8228e724 r0:82295fdc [<802509fc>] (check_panic_on_warn) from [<80250bf0>] (__warn+0x98/0x1ac kernel/panic.c:1062) [<80250b58>] (__warn) from [<80250e7c>] (warn_slowpath_fmt+0x178/0x1f4 kernel/panic.c:1089) r8:00000009 r7:822cf670 r6:ea8cdadc r5:84193c00 r4:00000000 [<80250d08>] (warn_slowpath_fmt) from [<8061d208>] (iomap_writeback_range fs/iomap/buffered-io.c:1768 [inline]) [<80250d08>] (warn_slowpath_fmt) from [<8061d208>] (iomap_writeback_folio+0x82c/0xa34 fs/iomap/buffered-io.c:1886) r10:8375ac80 r9:00000118 r8:00000000 r7:00000000 r6:00000000 r5:decfa898 r4:ea8cdbc8 [<8061c9dc>] (iomap_writeback_folio) from [<8061d468>] (iomap_writepages+0x58/0x108 fs/iomap/buffered-io.c:1949) r10:8375ad88 r9:82804d80 r8:868c4440 r7:87bc1a00 r6:8375ad88 r5:ea8cdbc8 r4:decfa898 [<8061d410>] (iomap_writepages) from [<8076f8dc>] (fuse_writepages+0xa8/0xd8 fs/fuse/file.c:2295) r6:8375ac80 r5:ea8cdcb0 r4:ea8cdbb8 [<8076f834>] (fuse_writepages) from [<8048ecc0>] (do_writepages+0xb0/0x19c mm/page-writeback.c:2554) r7:82a052c0 r6:8375ad88 r5:ea8cdcb0 r4:0007b0d7 [<8048ec10>] (do_writepages) from [<8047b648>] (filemap_writeback+0xc4/0xf4 mm/filemap.c:387) r9:00000117 r8:00000000 r7:00000000 r6:8375ad88 r5:00000000 r4:02000000 [<8047b584>] (filemap_writeback) from [<8047dfd0>] (filemap_fdatawrite_range mm/filemap.c:412 [inline]) [<8047b584>] (filemap_writeback) from [<8047dfd0>] (file_write_and_wait_range+0x74/0xc8 mm/filemap.c:786) r7:86a43e40 r6:00000000 r5:00000000 r4:00000000 [<8047df5c>] (file_write_and_wait_range) from [<807728a8>] (fuse_fsync+0x60/0x10c fs/fuse/file.c:547) r10:8375ac80 r9:87bc1a00 r8:8375ad00 r7:00000000 r6:00000000 r5:86a43e40 r4:00000117 [<80772848>] (fuse_fsync) from [<805c4d4c>] (vfs_fsync_range+0x44/0x7c fs/sync.c:186) r10:00000001 r9:8375ad00 r8:84193c00 r7:86a43e40 r6:ea8cdef0 r5:00000000 r4:00000117 [<805c4d08>] (vfs_fsync_range) from [<80774348>] (generic_write_sync include/linux/fs.h:2640 [inline]) [<805c4d08>] (vfs_fsync_range) from [<80774348>] (fuse_cache_write_iter fs/fuse/file.c:1527 [inline]) [<805c4d08>] (vfs_fsync_range) from [<80774348>] (fuse_file_write_iter+0x304/0x47c fs/fuse/file.c:1849) r5:ea8cdf08 r4:00000118 [<80774044>] (fuse_file_write_iter) from [<80574d04>] (new_sync_write fs/read_write.c:595 [inline]) [<80774044>] (fuse_file_write_iter) from [<80574d04>] (vfs_write fs/read_write.c:688 [inline]) [<80774044>] (fuse_file_write_iter) from [<80574d04>] (vfs_write+0x3b8/0x450 fs/read_write.c:668) r10:81cd1858 r9:84193c00 r8:80774044 r7:00000000 r6:20000e80 r5:86a43e40 r4:00000118 [<8057494c>] (vfs_write) from [<80574f68>] (ksys_write+0xcc/0xec fs/read_write.c:740) r10:00000004 r9:84193c00 r8:8020029c r7:00000118 r6:20000e80 r5:86a43e40 r4:86a43e41 [<80574e9c>] (ksys_write) from [<80574f98>] (__do_sys_write fs/read_write.c:751 [inline]) [<80574e9c>] (ksys_write) from [<80574f98>] (sys_write+0x10/0x14 fs/read_write.c:748) r7:00000004 r6:0012ece4 r5:00000000 r4:00000000 [<80574f88>] (sys_write) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67) Exception stack(0xea8cdfa8 to 0xea8cdff0) dfa0: 00000000 00000000 00000005 20000e80 00000118 00000000 dfc0: 00000000 00000000 0012ece4 00000004 003462d8 00000000 00000001 76ff50dc dfe0: 76ff4e88 76ff4e78 00018ba0 001302e0 Rebooting in 86400 seconds..