program: openat$iommufd(0xffffffffffffff9c, &(0x7f0000000080), 0x42200, 0x0) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000040)={0x0, 0x5, 0x18}, 0x52) r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0x9, 0x4, 0x7fe2, 0x1}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r1, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000000300000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000500)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000040)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000000)={&(0x7f0000000100)='net_dev_xmit\x00', r2}, 0x10) r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000000)={&(0x7f0000000100)='net_dev_xmit\x00', r3}, 0x10) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000002ec0)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={r4, 0x18000000000002a0, 0xe2c, 0x60000000, &(0x7f0000000100)="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", 0x0, 0x24, 0x60000000}, 0x2c) connect$pppl2tp(r0, &(0x7f00000000c0)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x1, 0x3, 0x1, {0xa, 0x4e20, 0x9, @remote, 0x69}}}, 0x32) mprotect(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x3000004) r5 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') ioctl$KVM_SET_USER_MEMORY_REGION(r5, 0xc0686611, &(0x7f0000000180)={0x67, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD(r5, 0xc0189378, &(0x7f0000000000)={{0x1, 0x1, 0x18, r5, {r5}}, './file0\x00'}) ioctl$KVM_CREATE_VCPU(r6, 0xae41, 0x1) [ 86.225967][ T5302] Bluetooth: hci0: command tx timeout [ 86.380126][ T5323] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 86.383557][ T5323] #PF: supervisor instruction fetch in kernel mode [ 86.386383][ T5323] #PF: error_code(0x0010) - not-present page [ 86.389076][ T5323] PGD 0 P4D 0 [ 86.390556][ T5323] Oops: Oops: 0010 [#1] SMP KASAN NOPTI [ 86.392990][ T5323] CPU: 0 UID: 0 PID: 5323 Comm: syz.0.0 Not tainted 6.16.0-rc3-syzkaller-00072-gee88bddf7f2f #0 PREEMPT(full) [ 86.398234][ T5323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.403005][ T5323] RIP: 0010:0x0 [ 86.405257][ T5323] Code: Unable to access opcode bytes at 0xffffffffffffffd6. [ 86.409817][ T5323] RSP: 0018:ffffc9000d6a7998 EFLAGS: 00010283 [ 86.412561][ T5323] RAX: ffffffff81f84b34 RBX: 1ffffd4000267100 RCX: 0000000000100000 [ 86.416087][ T5323] RDX: ffffc9000e25a000 RSI: ffffea0001338800 RDI: ffff888000ee48c0 [ 86.419535][ T5323] RBP: ffffc9000d6a7a50 R08: ffffea0001338807 R09: 1ffffd4000267100 [ 86.422965][ T5323] R10: dffffc0000000000 R11: 0000000000000000 R12: 0000000000000000 [ 86.426288][ T5323] R13: ffffea0001338808 R14: ffffea0001338800 R15: 1ffffd4000267101 [ 86.429726][ T5323] FS: 00007fbc2be146c0(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000 [ 86.433058][ T5323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.435875][ T5323] CR2: ffffffffffffffd6 CR3: 000000003f36b000 CR4: 0000000000352ef0 [ 86.439340][ T5323] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.442592][ T5323] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.445885][ T5323] Call Trace: [ 86.447164][ T5323] [ 86.448392][ T5323] filemap_read_folio+0x117/0x380 [ 86.450579][ T5323] ? __pfx_filemap_read_folio+0x10/0x10 [ 86.453067][ T5323] ? filemap_add_folio+0x1af/0x270 [ 86.455297][ T5323] do_read_cache_folio+0x350/0x590 [ 86.457301][ T5323] freader_get_folio+0x3c4/0x830 [ 86.459498][ T5323] freader_fetch+0xa3/0x5d0 [ 86.461472][ T5323] __build_id_parse+0x133/0x7d0 [ 86.463596][ T5323] ? __pfx___build_id_parse+0x10/0x10 [ 86.465919][ T5323] ? find_vma+0xe7/0x160 [ 86.467795][ T5323] ? __pfx_find_vma+0x10/0x10 [ 86.469848][ T5323] ? query_matching_vma+0x1b2/0x1d0 [ 86.472079][ T5323] procfs_procmap_ioctl+0x7f0/0xce0 [ 86.474428][ T5323] ? __pfx_procfs_procmap_ioctl+0x10/0x10 [ 86.477136][ T5323] ? __fget_files+0x2a/0x420 [ 86.479235][ T5323] ? __fget_files+0x2a/0x420 [ 86.481217][ T5323] ? __fget_files+0x3a0/0x420 [ 86.483266][ T5323] ? __fget_files+0x2a/0x420 [ 86.485292][ T5323] ? bpf_lsm_file_ioctl+0x9/0x20 [ 86.487758][ T5323] ? __pfx_procfs_procmap_ioctl+0x10/0x10 [ 86.490091][ T5323] __se_sys_ioctl+0xf9/0x170 [ 86.492151][ T5323] do_syscall_64+0xfa/0x3b0 [ 86.494553][ T5323] ? lockdep_hardirqs_on+0x9c/0x150 [ 86.496896][ T5323] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.499502][ T5323] ? clear_bhb_loop+0x60/0xb0 [ 86.501524][ T5323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.504046][ T5323] RIP: 0033:0x7fbc2af8e929 [ 86.506025][ T5323] 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 [ 86.514094][ T5323] RSP: 002b:00007fbc2be14038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 86.517665][ T5323] RAX: ffffffffffffffda RBX: 00007fbc2b1b5fa0 RCX: 00007fbc2af8e929 [ 86.521267][ T5323] RDX: 0000200000000180 RSI: 00000000c0686611 RDI: 000000000000000b [ 86.524688][ T5323] RBP: 00007fbc2b010b39 R08: 0000000000000000 R09: 0000000000000000 [ 86.528024][ T5323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 86.531339][ T5323] R13: 0000000000000000 R14: 00007fbc2b1b5fa0 R15: 00007ffc403e4c58 [ 86.534976][ T5323] [ 86.536462][ T5323] Modules linked in: [ 86.538247][ T5323] CR2: 0000000000000000 [ 86.540103][ T5323] ---[ end trace 0000000000000000 ]--- [ 86.542341][ T5323] RIP: 0010:0x0 [ 86.543795][ T5323] Code: Unable to access opcode bytes at 0xffffffffffffffd6. [ 86.546833][ T5323] RSP: 0018:ffffc9000d6a7998 EFLAGS: 00010283 [ 86.549408][ T5323] RAX: ffffffff81f84b34 RBX: 1ffffd4000267100 RCX: 0000000000100000 [ 86.553311][ T5323] RDX: ffffc9000e25a000 RSI: ffffea0001338800 RDI: ffff888000ee48c0 [ 86.557002][ T5323] RBP: ffffc9000d6a7a50 R08: ffffea0001338807 R09: 1ffffd4000267100 [ 86.560594][ T5323] R10: dffffc0000000000 R11: 0000000000000000 R12: 0000000000000000 [ 86.563963][ T5323] R13: ffffea0001338808 R14: ffffea0001338800 R15: 1ffffd4000267101 [ 86.567350][ T5323] FS: 00007fbc2be146c0(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000 [ 86.571141][ T5323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.574150][ T5323] CR2: ffffffffffffffd6 CR3: 000000003f36b000 CR4: 0000000000352ef0 [ 86.577779][ T5323] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.581162][ T5323] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.584613][ T5323] Kernel panic - not syncing: Fatal exception [ 86.587517][ T5323] Kernel Offset: disabled [ 86.589362][ T5323] Rebooting in 86400 seconds..