program: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)={0x2c, 0x3a, 0xb, 0x0, 0x0, {0x4}, [@nested={0xfffffffffffffec1, 0x0, 0x0, 0x1, [@typed={0x13, 0x3, 0x0, 0x0, @str='\r4\xd8\x02j,'}]}]}, 0x2c}}, 0x0) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f00000002c0)={{{@in=@remote, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in=@multicast2}}, &(0x7f0000000040)=0xe8) syz_mount_image$ext4(&(0x7f0000000580)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x10, &(0x7f00000001c0)={[], [{@fsuuid={'fsuuid', 0x3d, {[0x31, 0x36, 0x66, 0x31, 0x33, 0x31, 0x61, 0x33], 0x2d, [0x63, 0x34, 0x35, 0x31], 0x2d, [0x32, 0x37, 0x63, 0x62], 0x2d, [0x34, 0x0, 0x5f, 0x34], 0x2d, [0x30, 0x32, 0x64, 0x64, 0x0, 0x37, 0x32, 0x34]}}}, {@fsname={'fsname', 0x3d, ']\xda%-'}}, {@euid_lt={'euid<', r1}}, {@smackfstransmute={'smackfstransmute', 0x3d, '/['}}, {@permit_directio}, {@subj_user={'subj_user', 0x3d, ']\xc2+$@'}}, {@smackfsdef={'smackfsdef', 0x3d, 'ext4\x00'}}, {@seclabel}, {@subj_role={'subj_role', 0x3d, 'I'}}, {@dont_hash}]}, 0x1, 0x56f, &(0x7f0000000640)="$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") r2 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1f, 0x0, 0x0, 0x1000, 0x0, 0x1, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0xc4, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x5, 0x7ffffffe}, 0x0, 0x0, 0xffffffff, 0x4, 0x0, 0x1000000, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x9) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x100000f, 0x28011, r2, 0x1000) r3 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x3f, 0x2000, &(0x7f0000ffe000/0x2000)=nil}) truncate(&(0x7f0000000280)='./file1\x00', 0x1fefff) r4 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0xc4042, 0x1be) sendfile(r4, r4, 0x0, 0xfffe80) [ 70.672945][ T4671] Bluetooth: hci0: command tx timeout [ 70.767000][ T5331] loop0: detected capacity change from 0 to 1024 [ 70.811492][ T5331] ext4: Unknown parameter 'fsuuid' [ 70.845287][ T5331] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 70.848230][ T5331] #PF: supervisor instruction fetch in kernel mode [ 70.851447][ T5331] #PF: error_code(0x0010) - not-present page [ 70.853714][ T5331] PGD 428c4067 P4D 428c4067 PUD 43101067 PMD 0 [ 70.856188][ T5331] Oops: Oops: 0010 [#1] PREEMPT SMP KASAN NOPTI [ 70.858547][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted 6.12.0-rc6-syzkaller-00169-g906bd684e4b1 #0 [ 70.862376][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 70.866431][ T5331] RIP: 0010:0x0 [ 70.867899][ T5331] Code: Unable to access opcode bytes at 0xffffffffffffffd6. [ 70.870767][ T5331] RSP: 0018:ffffc9000d4c78d8 EFLAGS: 00010283 [ 70.873054][ T5331] RAX: ffffffff81cdcf0c RBX: 0000000000000000 RCX: 0000000000040000 [ 70.876045][ T5331] RDX: ffffc9000d801000 RSI: ffffea00010bdc00 RDI: ffff88801de77540 [ 70.878950][ T5331] RBP: ffffc9000d4c7990 R08: ffffffff81cdced6 R09: 1ffffd4000217b80 [ 70.881939][ T5331] R10: dffffc0000000000 R11: 0000000000000000 R12: 1ffffd4000217b80 [ 70.884889][ T5331] R13: ffffea00010bdc00 R14: ffffc9000d4c7920 R15: 1ffffd4000217b81 [ 70.887853][ T5331] FS: 00007faa4723b6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 [ 70.891184][ T5331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.893592][ T5331] CR2: ffffffffffffffd6 CR3: 0000000050246000 CR4: 0000000000352ef0 [ 70.896544][ T5331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.899459][ T5331] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.902218][ T5331] Call Trace: [ 70.903374][ T5331] [ 70.904382][ T5331] ? __die_body+0x5f/0xb0 [ 70.906006][ T5331] ? page_fault_oops+0x8e4/0xcc0 [ 70.907669][ T5331] ? __pfx_page_fault_oops+0x10/0x10 [ 70.909497][ T5331] ? __pfx_lock_acquire+0x10/0x10 [ 70.911360][ T5331] ? __folio_batch_add_and_move+0x81a/0xf00 [ 70.913575][ T5331] ? __pfx_lock_release+0x10/0x10 [ 70.915512][ T5331] ? rcu_is_watching+0x15/0xb0 [ 70.917388][ T5331] ? rcu_is_watching+0x15/0xb0 [ 70.919143][ T5331] ? is_errata93+0xbe/0x260 [ 70.920812][ T5331] ? exc_page_fault+0x5ed/0x8c0 [ 70.922681][ T5331] ? asm_exc_page_fault+0x26/0x30 [ 70.924563][ T5331] ? filemap_read_folio+0x106/0x630 [ 70.926493][ T5331] ? filemap_read_folio+0x13c/0x630 [ 70.928476][ T5331] filemap_read_folio+0x14b/0x630 [ 70.930411][ T5331] ? __pfx_filemap_read_folio+0x10/0x10 [ 70.932480][ T5331] ? __filemap_get_folio+0x949/0xbd0 [ 70.934529][ T5331] do_read_cache_folio+0x3f5/0x850 [ 70.936463][ T5331] freader_get_folio+0x57a/0xb50 [ 70.938331][ T5331] freader_fetch+0x9d/0x650 [ 70.940063][ T5331] ? mt_find+0x2a9/0x920 [ 70.941704][ T5331] __build_id_parse+0x188/0x8a0 [ 70.943511][ T5331] ? __pfx___build_id_parse+0x10/0x10 [ 70.945499][ T5331] ? __might_fault+0xc6/0x120 [ 70.947288][ T5331] procfs_procmap_ioctl+0xcf5/0x1600 [ 70.949263][ T5331] ? __pfx_procfs_procmap_ioctl+0x10/0x10 [ 70.951388][ T5331] ? __fget_files+0x29/0x470 [ 70.953210][ T5331] ? __pfx_procfs_procmap_ioctl+0x10/0x10 [ 70.955363][ T5331] __se_sys_ioctl+0xf9/0x170 [ 70.957084][ T5331] do_syscall_64+0xf3/0x230 [ 70.958850][ T5331] ? clear_bhb_loop+0x35/0x90 [ 70.960632][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.963045][ T5331] RIP: 0033:0x7faa4637e719 [ 70.964781][ T5331] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 [ 70.972250][ T5331] RSP: 002b:00007faa4723b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 70.975578][ T5331] RAX: ffffffffffffffda RBX: 00007faa46535f80 RCX: 00007faa4637e719 [ 70.978718][ T5331] RDX: 0000000020000180 RSI: 00000000c0686611 RDI: 0000000000000006 [ 70.981971][ T5331] RBP: 00007faa463f139e R08: 0000000000000000 R09: 0000000000000000 [ 70.984958][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 70.988007][ T5331] R13: 0000000000000000 R14: 00007faa46535f80 R15: 00007ffdb9283498 [ 70.991019][ T5331] [ 70.992240][ T5331] Modules linked in: [ 70.993710][ T5331] CR2: 0000000000000000 [ 70.995305][ T5331] ---[ end trace 0000000000000000 ]--- [ 70.997653][ T5331] RIP: 0010:0x0 [ 70.999017][ T5331] Code: Unable to access opcode bytes at 0xffffffffffffffd6. [ 71.001944][ T5331] RSP: 0018:ffffc9000d4c78d8 EFLAGS: 00010283 [ 71.004242][ T5331] RAX: ffffffff81cdcf0c RBX: 0000000000000000 RCX: 0000000000040000 [ 71.007146][ T5331] RDX: ffffc9000d801000 RSI: ffffea00010bdc00 RDI: ffff88801de77540 [ 71.010296][ T5331] RBP: ffffc9000d4c7990 R08: ffffffff81cdced6 R09: 1ffffd4000217b80 [ 71.013356][ T5331] R10: dffffc0000000000 R11: 0000000000000000 R12: 1ffffd4000217b80 [ 71.016315][ T5331] R13: ffffea00010bdc00 R14: ffffc9000d4c7920 R15: 1ffffd4000217b81 [ 71.019267][ T5331] FS: 00007faa4723b6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 [ 71.022653][ T5331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.025091][ T5331] CR2: ffffffffffffffd6 CR3: 0000000050246000 CR4: 0000000000352ef0 [ 71.028088][ T5331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.031058][ T5331] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.033967][ T5331] Kernel panic - not syncing: Fatal exception [ 71.036570][ T5331] Kernel Offset: disabled [ 71.038269][ T5331] Rebooting in 86400 seconds..