[ 38.915233] audit: type=1400 audit(1763502388.644:6): avc: denied { checkpoint_restore } for pid=221 comm="agetty" capability=40 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [ 39.034305] ------------[ cut here ]------------ [ 39.035204] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.037162] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.038614] Modules linked in: [ 39.039203] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.041378] Tainted: [W]=WARN [ 39.041971] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.043438] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.044363] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.047440] RSP: 0018:ffff888015507bc0 EFLAGS: 00010286 [ 39.048421] RAX: 0000000000000000 RBX: ffffed1002aa0f78 RCX: ffffffff813a4050 [ 39.049678] RDX: ffff8880158a3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.050958] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002aa0f2f [ 39.052221] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.053482] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015507df8 [ 39.054747] FS: 00007f33a368b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.056163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.057208] CR2: 00007fff58588ef8 CR3: 000000000c76a000 CR4: 0000000000350ef0 [ 39.058470] Call Trace: [ 39.058975] [ 39.059383] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.060324] ? __create_object+0x59/0x80 [ 39.061115] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.062078] __vmalloc_noprof+0x59/0x60 [ 39.062841] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.063712] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.064671] bpf_prog_alloc+0x39/0x200 [ 39.065368] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.066299] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.067213] do_seccomp+0x349/0x25e0 [ 39.067942] ? find_held_lock+0x2b/0x80 [ 39.068735] ? do_prlimit+0x310/0x610 [ 39.069440] ? __pfx_do_seccomp+0x10/0x10 [ 39.070230] ? do_raw_spin_unlock+0x53/0x220 [ 39.071068] ? _raw_spin_unlock+0x1e/0x40 [ 39.071852] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.072849] ? static_key_count+0x60/0x80 [ 39.073648] prctl_set_seccomp+0x4e/0x70 [ 39.074393] __do_sys_prctl+0xe6c/0x1d70 [ 39.075175] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.076056] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.077041] ? irqentry_exit+0xf3/0x650 [ 39.077807] do_syscall_64+0xbf/0x430 [ 39.078500] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.079446] RIP: 0033:0x7f33a3b7d5cd [ 39.080162] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.083348] RSP: 002b:00007fff58586c10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.084735] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f33a3b7d5cd [ 39.086027] RDX: 0000560a568ace00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.087326] RBP: 00007fff58586c70 R08: 0000000000000000 R09: 00007fff58586310 [ 39.088543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560a91ad0ad0 [ 39.089371] R13: 00007fff585870a0 R14: 0000560a91ad1bc0 R15: 0000560a91ae2780 [ 39.090198] [ 39.090468] irq event stamp: 1799 [ 39.090885] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 39.091853] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 39.092711] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 39.093354] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 39.094007] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.260554] sshd (232) used greatest stack depth: 24216 bytes left [ 42.399593] ------------[ cut here ]------------ [ 42.400517] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.402483] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.403956] Modules linked in: [ 42.404548] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.406788] Tainted: [W]=WARN [ 42.407332] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.408867] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.409796] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.412973] RSP: 0018:ffff88801a707bc0 EFLAGS: 00010286 [ 42.413951] RAX: 0000000000000000 RBX: ffffed10034e0f78 RCX: ffffffff813a4050 [ 42.415235] RDX: ffff8880159e9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.416539] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034e0f2f [ 42.417833] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.419107] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a707df8 [ 42.420410] FS: 00007f0e21d89900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.421851] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.422914] CR2: 00007ffd72462ef8 CR3: 000000000e394000 CR4: 0000000000350ef0 [ 42.424205] Call Trace: [ 42.424708] [ 42.425121] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.426009] ? __create_object+0x59/0x80 [ 42.426791] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.427754] __vmalloc_noprof+0x59/0x60 [ 42.428485] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.429372] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.430289] bpf_prog_alloc+0x39/0x200 [ 42.431023] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.431956] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.432882] do_seccomp+0x349/0x25e0 [ 42.433560] ? find_held_lock+0x2b/0x80 [ 42.434329] ? do_prlimit+0x310/0x610 [ 42.435091] ? __pfx_do_seccomp+0x10/0x10 [ 42.435870] ? do_raw_spin_unlock+0x53/0x220 [ 42.436716] ? _raw_spin_unlock+0x1e/0x40 [ 42.437462] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.438424] ? static_key_count+0x60/0x80 [ 42.439232] prctl_set_seccomp+0x4e/0x70 [ 42.440020] __do_sys_prctl+0xe6c/0x1d70 [ 42.440824] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.441685] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.442641] ? irqentry_exit+0xf3/0x650 [ 42.443366] do_syscall_64+0xbf/0x430 [ 42.444106] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.445060] RIP: 0033:0x7f0e2227b5cd [ 42.445773] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.448953] RSP: 002b:00007ffd72461670 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.450312] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0e2227b5cd [ 42.451611] RDX: 00005630994c4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.452906] RBP: 00007ffd724616d0 R08: 0000000000000000 R09: 00007ffd72460d70 [ 42.454183] R10: 0000000000000000 R11: 0000000000000246 R12: 000056309b3a22b0 [ 42.455463] R13: 00007ffd72461b00 R14: 000056309b3a4d20 R15: 000056309b3b68d0 [ 42.456771] [ 42.457130] irq event stamp: 1853 [ 42.457665] hardirqs last enabled at (1863): [] __up_console_sem+0x78/0x80 [ 42.458924] hardirqs last disabled at (1872): [] __up_console_sem+0x5d/0x80 [ 42.460196] softirqs last enabled at (1640): [] handle_softirqs+0x50c/0x770 [ 42.461466] softirqs last disabled at (1635): [] __irq_exit_rcu+0xc4/0x100 [ 42.462723] ---[ end trace 0000000000000000 ]--- [ 43.260984] ------------[ cut here ]------------ [ 43.261951] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.263925] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.265411] Modules linked in: [ 43.266090] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.268102] Tainted: [W]=WARN [ 43.268715] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.270208] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.271137] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 43.274696] RSP: 0018:ffff888015cf7bc0 EFLAGS: 00010286 [ 43.275776] RAX: 0000000000000000 RBX: ffffed1002b9ef78 RCX: ffffffff813a4050 [ 43.277191] RDX: ffff88800fb9d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.278616] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b9ef2f [ 43.280000] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.281422] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015cf7df8 [ 43.282803] FS: 00007f812e1d2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.284373] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.285519] CR2: 00007f812e6c4580 CR3: 000000000cdc0000 CR4: 0000000000350ef0 [ 43.286906] Call Trace: [ 43.287407] [ 43.287904] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.288901] ? __create_object+0x59/0x80 [ 43.289768] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.290810] __vmalloc_noprof+0x59/0x60 [ 43.291573] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.292527] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.293535] bpf_prog_alloc+0x39/0x200 [ 43.294314] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.295327] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.296361] do_seccomp+0x349/0x25e0 [ 43.297179] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.298164] ? __pfx_do_seccomp+0x10/0x10 [ 43.299015] ? find_held_lock+0x2b/0x80 [ 43.299835] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.300911] ? static_key_count+0x60/0x80 [ 43.301809] prctl_set_seccomp+0x4e/0x70 [ 43.302653] __do_sys_prctl+0xe6c/0x1d70 [ 43.303453] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.304414] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.305460] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.306509] ? irqentry_exit+0xf3/0x650 [ 43.307341] do_syscall_64+0xbf/0x430 [ 43.308165] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.309207] RIP: 0033:0x7f812e6c45cd [ 43.309964] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 43.313206] RSP: 002b:00007fff08b945f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.314410] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f812e6c45cd [ 43.315562] RDX: 00005563c130ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.316754] RBP: 00007fff08b94650 R08: 0000000000000000 R09: 00007fff08b93cf0 [ 43.317899] R10: 0000000000000000 R11: 0000000000000246 R12: 00005563d5fd52b0 [ 43.319052] R13: 00007fff08b94a80 R14: 00005563d5fd7d20 R15: 00005563d5fe98d0 [ 43.320279] [ 43.320775] irq event stamp: 1737 [ 43.321312] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 43.322662] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 43.324035] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 43.325412] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 43.326771] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:56525' (ECDSA) to the list of known hosts. 2025/11/18 21:46:33 fuzzer started 2025/11/18 21:46:33 dialing manager at localhost:34383 2025/11/18 21:46:33 checking machine... 2025/11/18 21:46:33 checking revisions... [ 44.230323] kmemleak: Automatic memory scanning thread ended 2025/11/18 21:46:33 testing simple program... [ 44.320988] cgroup: Unknown subsys name 'net' [ 44.378937] cgroup: Unknown subsys name 'cpuset' [ 44.390754] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 21:46:32 Registers: info registers vcpu 0 RAX=ffffffff83c719bd RBX=ffffffff81619130 RCX=ffff88800a837504 RDX=1ffff11001506ec1 RSI=ffffffff83c719bd RDI=ffff88800a837678 RBP=ffff88800a837648 RSP=ffff88800a8375a8 R8 =0000000000000001 R9 =ffff88800a8375f0 R10=000000000003c9ed R11=000000000009a88e R12=ffff88800a837678 R13=0000000000000000 R14=ffff88801a178000 R15=ffff8880098bfa00 RIP=ffffffff81619134 RFL=00000286 [--S--P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f0e21d89900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd7245b000 CR3=000000000d38c000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000001 RCX=1ffff1100d9e1159 RDX=dffffc0000000000 RSI=000000008301a466 RDI=ffff88806cf31cd0 RBP=ffff88806cf08ac8 RSP=ffff88806cf08a00 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff88806cf08ad0 R13=ffff88806cf08ab8 R14=ffff88806cf08ab1 R15=ffff88806cf08a70 RIP=ffffffff8135e574 RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1951ff2000 CR3=0000000015f8a000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=22e6cec5cf5c15a3ef456ba7c35ec978 XMM02=0000000000303278ec2efd57dc4c00df XMM03=000000000030d928803397fa9a6714c7 XMM04=df190f460148a51500000000000ae988 XMM05=090f1556b20111b30000000000320968 XMM06=85cac51b69fe97b5000000000031a9e8 XMM07=e042d86d42eb936e000000000030dba8 XMM08=803397fa9a6714c700000000003032d8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000