program: r0 = openat$udambuf(0xffffffffffffff9c, &(0x7f0000000100), 0x2) r1 = memfd_create(&(0x7f0000000340)='y\x105\xfb\xf7u\x83%:r\xc2\xb9x\xa4q\xc1\xea_\x8cZ7\xe7a\xdenJ\xeb\x87\x9b\x11x\x0e\xa1\xcf\x1a\x98S7\xc9\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x04\x879\xa24\xa9am\xde\xb2\xd3\xcbZJoa\xc4\x1acB\xaa\xc1\xfb Q\xd4\xf4\x01\xa52\xe2DG\xd4\xbd{\x9f\xa9\x97\x9b@\xdb\x00b\xe1br\xb6\x008\xe3\x10\xff\xc2\x9d\r2\x9e\x8e\x04sW\x1b\xb7\xb3\xa2\xc9&@\xca\xda\xdc\xe2/\x97X\xac\b\xb0\xc2<\x80E\x1a\xbc\xc7W\xda9VsA\xaf\xc6\xcf\xe1\xa1\xb5M\xa2\x85\xa6y\xc4J\xf1\xf7\xfcD\x95\xe3\xeb\xc7\xbc\x91\xb0\xa8\x9eo\xebF(\x9dL\x01vRk\xaacB\x14OD\\\xe8R\xe4\xcd\xec\xcc\xd1\x0fre\xe86\xcd\xeb\xc4$\x98\x06J\xd6dD\x8d_U`ji{\xab\x97\xaf;l\x1f\xaf\xb38\x14\xcb\xfa\xb3j\x92\f\xe0\x81\xa0\xa2-g\b\x99\x0e\x8d\x8d\x16\xd9w\\\xf0\xce\xb0j\x9d\'\x93\xef\x1d\xa0H\xd9\xbd\xd9\xaf\x12\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x2) ftruncate(r1, 0xffff) fcntl$addseals(r1, 0x409, 0x7) r2 = ioctl$UDMABUF_CREATE(r0, 0x40187542, &(0x7f0000000140)={r1, 0x1, 0x0, 0x4000}) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x3000007, 0x11, r2, 0x0) madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x17) [ 68.431115][ T5334] ------------[ cut here ]------------ [ 68.433647][ T5334] WARNING: CPU: 0 PID: 5334 at fs/exec.c:119 path_noexec+0x1af/0x200 [ 68.438050][ T5334] Modules linked in: [ 68.440917][ T5334] CPU: 0 UID: 0 PID: 5334 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 68.445399][ T5334] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 68.450936][ T5334] RIP: 0010:path_noexec+0x1af/0x200 [ 68.458040][ T5334] Code: 02 31 ff 48 89 de e8 30 64 88 ff d1 eb eb 07 e8 47 5f 88 ff b3 01 89 d8 5b 41 5e 41 5f 5d e9 58 b3 04 09 cc e8 32 5f 88 ff 90 <0f> 0b 90 e9 48 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c a6 [ 68.468319][ T5334] RSP: 0018:ffffc9000d4ffbd8 EFLAGS: 00010287 [ 68.470888][ T5334] RAX: ffffffff8235c60e RBX: ffff88804243a080 RCX: 0000000000100000 [ 68.474166][ T5334] RDX: ffffc9000dfaa000 RSI: 000000000000006b RDI: 000000000000006c [ 68.477511][ T5334] RBP: 0000000000080000 R08: ffff88803604a440 R09: 0000000000000003 [ 68.480919][ T5334] R10: 0000000000000003 R11: 0000000000000002 R12: 0000000000000011 [ 68.484491][ T5334] R13: 1ffff92001a9ff90 R14: 0000000000000000 R15: dffffc0000000000 [ 68.487956][ T5334] FS: 00007f6dcb74e6c0(0000) GS:ffff88808d972000(0000) knlGS:0000000000000000 [ 68.491566][ T5334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.494322][ T5334] CR2: 00007f6dcabb7190 CR3: 00000000434fd000 CR4: 0000000000352ef0 [ 68.497632][ T5334] Call Trace: [ 68.499058][ T5334] [ 68.500406][ T5334] do_mmap+0xa43/0x10d0 [ 68.502356][ T5334] ? __pfx_do_mmap+0x10/0x10 [ 68.504806][ T5334] ? down_write_killable+0x178/0x230 [ 68.507296][ T5334] ? __pfx_down_write_killable+0x10/0x10 [ 68.509794][ T5334] ? common_file_perm+0x1b5/0x230 [ 68.511935][ T5334] vm_mmap_pgoff+0x2a6/0x4d0 [ 68.513986][ T5334] ? __pfx_vm_mmap_pgoff+0x10/0x10 [ 68.516655][ T5334] ? __fget_files+0x2a/0x420 [ 68.519144][ T5334] ? __fget_files+0x3a0/0x420 [ 68.521444][ T5334] ? __fget_files+0x2a/0x420 [ 68.523554][ T5334] ksys_mmap_pgoff+0x51f/0x760 [ 68.527199][ T5334] do_syscall_64+0xfa/0x3b0 [ 68.529619][ T5334] ? lockdep_hardirqs_on+0x9c/0x150 [ 68.532441][ T5334] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.535742][ T5334] ? clear_bhb_loop+0x60/0xb0 [ 68.538235][ T5334] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.541095][ T5334] RIP: 0033:0x7f6dca98eec9 [ 68.543085][ T5334] 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 [ 68.551186][ T5334] RSP: 002b:00007f6dcb74e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 68.554612][ T5334] RAX: ffffffffffffffda RBX: 00007f6dcabe5fa0 RCX: 00007f6dca98eec9 [ 68.558172][ T5334] RDX: 0000000003000007 RSI: 0000000000003000 RDI: 0000200000000000 [ 68.562375][ T5334] RBP: 00007f6dcaa11f91 R08: 0000000000000005 R09: 0000000000000000 [ 68.566122][ T5334] R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000000 [ 68.569682][ T5334] R13: 00007f6dcabe6038 R14: 00007f6dcabe5fa0 R15: 00007ffe67ed9138 [ 68.573201][ T5334] [ 68.574620][ T5334] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 68.577723][ T5334] CPU: 0 UID: 0 PID: 5334 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 68.581279][ T5334] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 68.585725][ T5334] Call Trace: [ 68.587234][ T5334] [ 68.588568][ T5334] dump_stack_lvl+0x99/0x250 [ 68.590642][ T5334] ? __asan_memcpy+0x40/0x70 [ 68.592598][ T5334] ? __pfx_dump_stack_lvl+0x10/0x10 [ 68.594859][ T5334] ? __pfx__printk+0x10/0x10 [ 68.596979][ T5334] vpanic+0x281/0x750 [ 68.598753][ T5334] ? __pfx__printk+0x10/0x10 [ 68.600814][ T5334] ? __pfx_vpanic+0x10/0x10 [ 68.602848][ T5334] ? is_bpf_text_address+0x292/0x2b0 [ 68.605154][ T5334] panic+0xb9/0xc0 [ 68.607039][ T5334] ? __pfx_panic+0x10/0x10 [ 68.609097][ T5334] __warn+0x31b/0x4b0 [ 68.610887][ T5334] ? path_noexec+0x1af/0x200 [ 68.612777][ T5334] ? path_noexec+0x1af/0x200 [ 68.614573][ T5334] report_bug+0x2be/0x4f0 [ 68.616281][ T5334] ? path_noexec+0x1af/0x200 [ 68.618146][ T5334] ? path_noexec+0x1af/0x200 [ 68.619967][ T5334] ? path_noexec+0x1b1/0x200 [ 68.621964][ T5334] handle_bug+0x84/0x160 [ 68.623744][ T5334] exc_invalid_op+0x1a/0x50 [ 68.625727][ T5334] asm_exc_invalid_op+0x1a/0x20 [ 68.627928][ T5334] RIP: 0010:path_noexec+0x1af/0x200 [ 68.630240][ T5334] Code: 02 31 ff 48 89 de e8 30 64 88 ff d1 eb eb 07 e8 47 5f 88 ff b3 01 89 d8 5b 41 5e 41 5f 5d e9 58 b3 04 09 cc e8 32 5f 88 ff 90 <0f> 0b 90 e9 48 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c a6 [ 68.638039][ T5334] RSP: 0018:ffffc9000d4ffbd8 EFLAGS: 00010287 [ 68.640446][ T5334] RAX: ffffffff8235c60e RBX: ffff88804243a080 RCX: 0000000000100000 [ 68.643550][ T5334] RDX: ffffc9000dfaa000 RSI: 000000000000006b RDI: 000000000000006c [ 68.646805][ T5334] RBP: 0000000000080000 R08: ffff88803604a440 R09: 0000000000000003 [ 68.650060][ T5334] R10: 0000000000000003 R11: 0000000000000002 R12: 0000000000000011 [ 68.653562][ T5334] R13: 1ffff92001a9ff90 R14: 0000000000000000 R15: dffffc0000000000 [ 68.656954][ T5334] ? path_noexec+0x1ae/0x200 [ 68.658883][ T5334] ? path_noexec+0x1ae/0x200 [ 68.660749][ T5334] do_mmap+0xa43/0x10d0 [ 68.662377][ T5334] ? __pfx_do_mmap+0x10/0x10 [ 68.664216][ T5334] ? down_write_killable+0x178/0x230 [ 68.666403][ T5334] ? __pfx_down_write_killable+0x10/0x10 [ 68.668692][ T5334] ? common_file_perm+0x1b5/0x230 [ 68.670952][ T5334] vm_mmap_pgoff+0x2a6/0x4d0 [ 68.672910][ T5334] ? __pfx_vm_mmap_pgoff+0x10/0x10 [ 68.674971][ T5334] ? __fget_files+0x2a/0x420 [ 68.676804][ T5334] ? __fget_files+0x3a0/0x420 [ 68.679049][ T5334] ? __fget_files+0x2a/0x420 [ 68.681350][ T5334] ksys_mmap_pgoff+0x51f/0x760 [ 68.683527][ T5334] do_syscall_64+0xfa/0x3b0 [ 68.685515][ T5334] ? lockdep_hardirqs_on+0x9c/0x150 [ 68.687735][ T5334] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.690354][ T5334] ? clear_bhb_loop+0x60/0xb0 [ 68.692350][ T5334] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.694982][ T5334] RIP: 0033:0x7f6dca98eec9 [ 68.696973][ T5334] 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 [ 68.705241][ T5334] RSP: 002b:00007f6dcb74e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 68.708800][ T5334] RAX: ffffffffffffffda RBX: 00007f6dcabe5fa0 RCX: 00007f6dca98eec9 [ 68.712261][ T5334] RDX: 0000000003000007 RSI: 0000000000003000 RDI: 0000200000000000 [ 68.715256][ T5334] RBP: 00007f6dcaa11f91 R08: 0000000000000005 R09: 0000000000000000 [ 68.718493][ T5334] R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000000 [ 68.721875][ T5334] R13: 00007f6dcabe6038 R14: 00007f6dcabe5fa0 R15: 00007ffe67ed9138 [ 68.725270][ T5334] [ 68.726938][ T5334] Kernel Offset: disabled [ 68.728672][ T5334] Rebooting in 86400 seconds..