R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 2 UID: 0 PID: 20071 Comm: syz-executor Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
 vpanic+0x553/0x970 kernel/panic.c:651
 panic+0xd1/0xe0 kernel/panic.c:788
 check_panic_on_warn kernel/panic.c:525 [inline]
 check_panic_on_warn.cold+0x19/0x34 kernel/panic.c:520
 __warn.cold+0x191/0x318 kernel/panic.c:1104
 __report_bug+0x30f/0x440 lib/bug.c:254
 report_bug+0xb3/0x220 lib/bug.c:286
 handle_bug+0x16a/0x2a0 arch/x86/kernel/traps.c:436
 exc_invalid_op+0x17/0x50 arch/x86/kernel/traps.c:490
 asm_exc_invalid_op+0x1a/0x20 arch/x86/include/asm/idtentry.h:593
RIP: 0010:__alloc_pages_slowpath mm/page_alloc.c:4816 [inline]
RIP: 0010:__alloc_frozen_pages_noprof+0x1eac/0x3300 mm/page_alloc.c:5449
Code: 38 d0 7c 08 84 d2 0f 85 de 12 00 00 65 48 8b 05 82 ba 1c 12 c7 84 24 94 00 00 00 00 80 00 00 f6 40 2d 08 0f 84 ba e7 ff ff 90 <0f> 0b 90 e9 b1 e7 ff ff 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03
RSP: 0000:ffffc900210365e8 EFLAGS: 00010202
RAX: ffff888026970000 RBX: 0000000000000000 RCX: 1ffff1100fffad29
RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff88803fffd938
RBP: ffff88802697002c R08: 0000000000008000 R09: 0000000000000001
R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000048c40
R13: ffff88803fffb900 R14: 0000000000000000 R15: 1ffff92004206cd7
 alloc_pages_mpol+0x201/0x550 mm/mempolicy.c:2486
 alloc_pages_noprof mm/mempolicy.c:2577 [inline]
 folio_alloc_noprof+0x22/0x250 mm/mempolicy.c:2587
 filemap_alloc_folio_noprof.part.0+0x3db/0x440 mm/filemap.c:1019
 filemap_alloc_folio_noprof mm/filemap.c:2033 [inline]
 __filemap_get_folio_mpol+0x653/0x1280 mm/filemap.c:2018
 __filemap_get_folio include/linux/pagemap.h:761 [inline]
 ext4_mb_load_buddy_gfp+0x70d/0x1b20 fs/ext4/mballoc.c:1732
 ext4_discard_preallocations+0x584/0x10c0 fs/ext4/mballoc.c:5686
 ext4_clear_inode+0x6e/0x280 fs/ext4/super.c:1547
 ext4_evict_inode+0x1de/0x17d0 fs/ext4/inode.c:333
 evict+0x3c2/0xad0 fs/inode.c:822
 dispose_list+0x117/0x1e0 fs/inode.c:864
 prune_icache_sb+0xea/0x150 fs/inode.c:1010
 super_cache_scan+0x376/0x550 fs/super.c:227
 do_shrink_slab+0x416/0x1200 mm/shrinker.c:445
 shrink_slab_memcg mm/shrinker.c:562 [inline]
 shrink_slab+0xa82/0x12e0 mm/shrinker.c:640
 shrink_one+0x398/0x850 mm/vmscan.c:5119
 shrink_many mm/vmscan.c:5180 [inline]
 lru_gen_shrink_node mm/vmscan.c:5258 [inline]
 shrink_node+0x2b20/0x4320 mm/vmscan.c:6247
 shrink_zones mm/vmscan.c:6503 [inline]
 do_try_to_free_pages+0x33e/0x16d0 mm/vmscan.c:6565
 try_to_free_pages+0x2a0/0x740 mm/vmscan.c:6804
 __perform_reclaim mm/page_alloc.c:4451 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:4478 [inline]
 __alloc_pages_slowpath mm/page_alloc.c:4939 [inline]
 __alloc_frozen_pages_noprof+0xf8a/0x3300 mm/page_alloc.c:5449
 alloc_pages_mpol+0x201/0x550 mm/mempolicy.c:2486
 alloc_pages_noprof mm/mempolicy.c:2577 [inline]
 folio_alloc_noprof+0x22/0x250 mm/mempolicy.c:2587
 filemap_alloc_folio_noprof.part.0+0x3db/0x440 mm/filemap.c:1019
 filemap_alloc_folio_noprof mm/filemap.c:2033 [inline]
 __filemap_get_folio_mpol+0x653/0x1280 mm/filemap.c:2018
 __filemap_get_folio include/linux/pagemap.h:761 [inline]
 filemap_fault+0x879/0x3130 mm/filemap.c:3607
 __do_fault+0x10b/0x440 mm/memory.c:5565
 do_read_fault mm/memory.c:6000 [inline]
 do_fault+0xb3f/0x1830 mm/memory.c:6134
 do_pte_missing mm/memory.c:4700 [inline]
 handle_pte_fault mm/memory.c:6558 [inline]
 __handle_mm_fault+0x150b/0x2f60 mm/memory.c:6707
 handle_mm_fault+0x363/0xa20 mm/memory.c:6876
 do_user_addr_fault+0x59c/0x12f0 arch/x86/mm/fault.c:1343
 handle_page_fault arch/x86/mm/fault.c:1483 [inline]
 exc_page_fault+0x6f/0xd0 arch/x86/mm/fault.c:1536
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0023:0xf70a1070
Code: Unable to access opcode bytes at 0xf70a1046.
RSP: 002b:00000000ff9b391c EFLAGS: 00010246
RAX: 00000000f72595b0 RBX: 00000000f7448ff4 RCX: 00000000223b9910
RDX: 0000000000000000 RSI: 000000000001e653 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Kernel Offset: disabled
Rebooting in 86400 seconds..