[ 39.459197] ------------[ cut here ]------------ [ 39.460098] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.462138] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.463772] Modules linked in: [ 39.464368] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.466377] Tainted: [W]=WARN [ 39.466979] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.468458] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.469387] 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 [ 39.472586] RSP: 0018:ffff88800a027bc0 EFLAGS: 00010286 [ 39.473576] RAX: 0000000000000000 RBX: ffffed1001404f78 RCX: ffffffff813a4050 [ 39.474882] RDX: ffff888016e3b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.476172] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001404f2f [ 39.477496] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.478779] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a027df8 [ 39.480081] FS: 00007f113e779900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.481553] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.482617] CR2: 00007fff23022ef7 CR3: 000000000cecd000 CR4: 0000000000350ef0 [ 39.483915] Call Trace: [ 39.484382] [ 39.484849] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.485791] ? __create_object+0x59/0x80 [ 39.486550] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.487514] __vmalloc_noprof+0x59/0x60 [ 39.488278] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.489167] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.490124] bpf_prog_alloc+0x39/0x200 [ 39.490863] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.491797] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.492653] do_seccomp+0x349/0x25e0 [ 39.493396] ? find_held_lock+0x2b/0x80 [ 39.494157] ? do_prlimit+0x310/0x610 [ 39.494915] ? __pfx_do_seccomp+0x10/0x10 [ 39.495664] ? do_raw_spin_unlock+0x53/0x220 [ 39.496515] ? _raw_spin_unlock+0x1e/0x40 [ 39.497330] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.498309] ? static_key_count+0x60/0x80 [ 39.499120] prctl_set_seccomp+0x4e/0x70 [ 39.499900] __do_sys_prctl+0xe6c/0x1d70 [ 39.500644] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.501532] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.502497] ? irqentry_exit+0xf3/0x650 [ 39.503262] do_syscall_64+0xbf/0x430 [ 39.504012] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.504980] RIP: 0033:0x7f113ec6b5cd [ 39.505646] 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 [ 39.508817] RSP: 002b:00007fff23021970 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.510216] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f113ec6b5cd [ 39.511518] RDX: 0000564056bfae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.512820] RBP: 00007fff230219d0 R08: 0000000000000000 R09: 00007fff23021070 [ 39.514001] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564058cc4bf0 [ 39.515087] R13: 00007fff23021e00 R14: 0000564058cce380 R15: 0000564058cd9460 [ 39.516195] [ 39.516546] irq event stamp: 1737 [ 39.517113] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 39.518388] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 39.519668] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 39.520993] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 39.522262] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.882768] ------------[ cut here ]------------ [ 42.883485] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.885121] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.886310] Modules linked in: [ 42.886828] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.888458] Tainted: [W]=WARN [ 42.890147] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.891424] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.892166] 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 [ 42.894774] RSP: 0018:ffff888016927bc0 EFLAGS: 00010286 [ 42.895535] RAX: 0000000000000000 RBX: ffffed1002d24f78 RCX: ffffffff813a4050 [ 42.896580] RDX: ffff8880198b1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.897641] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d24f2f [ 42.898704] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.899745] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016927df8 [ 42.900799] FS: 00007f0a2d1f6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.901981] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.902842] CR2: 00007f0a2d6e8580 CR3: 0000000016f7f000 CR4: 0000000000350ef0 [ 42.903903] Call Trace: [ 42.904282] [ 42.904617] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.905357] ? __create_object+0x59/0x80 [ 42.905992] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.906774] __vmalloc_noprof+0x59/0x60 [ 42.907366] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.908114] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.908883] bpf_prog_alloc+0x39/0x200 [ 42.909458] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.910226] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.910960] do_seccomp+0x349/0x25e0 [ 42.911509] ? lock_release+0xc8/0x290 [ 42.912139] ? __pfx_do_seccomp+0x10/0x10 [ 42.912772] ? __schedule+0xf2c/0x3d40 [ 42.913350] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.914140] ? static_key_count+0x60/0x80 [ 42.914791] prctl_set_seccomp+0x4e/0x70 [ 42.915390] __do_sys_prctl+0xe6c/0x1d70 [ 42.916024] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.916716] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.917487] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.918268] ? irqentry_exit+0xf3/0x650 [ 42.918885] do_syscall_64+0xbf/0x430 [ 42.919454] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.920226] RIP: 0033:0x7f0a2d6e85cd [ 42.920801] 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 [ 42.923393] RSP: 002b:00007ffe3608f370 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.924504] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a2d6e85cd [ 42.925559] RDX: 00005643693ede00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.926604] RBP: 00007ffe3608f3d0 R08: 0000000000000000 R09: 00007ffe3608ea70 [ 42.927654] R10: 0000000000000000 R11: 0000000000000246 R12: 000056436bcb2240 [ 42.928716] R13: 00007ffe3608f800 R14: 000056436bcbb380 R15: 000056436bcc6540 [ 42.929797] [ 42.930142] irq event stamp: 2019 [ 42.930635] hardirqs last enabled at (2027): [] __up_console_sem+0x78/0x80 [ 42.931869] hardirqs last disabled at (2036): [] __up_console_sem+0x5d/0x80 [ 42.933104] softirqs last enabled at (1988): [] handle_softirqs+0x50c/0x770 [ 42.934350] softirqs last disabled at (1983): [] __irq_exit_rcu+0xc4/0x100 [ 42.935582] ---[ end trace 0000000000000000 ]--- [ 43.742519] ------------[ cut here ]------------ [ 43.743446] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.745512] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.746926] Modules linked in: [ 43.747507] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.749459] Tainted: [W]=WARN [ 43.750033] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.751420] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.752281] 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 [ 43.755383] RSP: 0018:ffff88801af17bc0 EFLAGS: 00010286 [ 43.756303] RAX: 0000000000000000 RBX: ffffed10035e2f78 RCX: ffffffff813a4050 [ 43.757528] RDX: ffff888015878000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.758762] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035e2f2f [ 43.760031] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.761264] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801af17df8 [ 43.762510] FS: 00007f15de7e8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.763887] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.764932] CR2: 00007ffe6597eef7 CR3: 000000000e237000 CR4: 0000000000350ef0 [ 43.766194] Call Trace: [ 43.766636] [ 43.767070] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.767926] ? __create_object+0x59/0x80 [ 43.768639] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.769559] __vmalloc_noprof+0x59/0x60 [ 43.770291] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.771130] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.772009] bpf_prog_alloc+0x39/0x200 [ 43.772673] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.773572] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.774433] do_seccomp+0x349/0x25e0 [ 43.775114] ? find_held_lock+0x2b/0x80 [ 43.775844] ? do_prlimit+0x310/0x610 [ 43.776512] ? __pfx_do_seccomp+0x10/0x10 [ 43.777271] ? do_raw_spin_unlock+0x53/0x220 [ 43.778061] ? _raw_spin_unlock+0x1e/0x40 [ 43.778806] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.779676] ? static_key_count+0x60/0x80 [ 43.780442] prctl_set_seccomp+0x4e/0x70 [ 43.781196] __do_sys_prctl+0xe6c/0x1d70 [ 43.781936] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.782754] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.783634] ? irqentry_exit+0xf3/0x650 [ 43.784365] do_syscall_64+0xbf/0x430 [ 43.785078] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.785997] RIP: 0033:0x7f15decda5cd [ 43.786622] 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 [ 43.789763] RSP: 002b:00007ffe6597cd60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.791070] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f15decda5cd [ 43.792317] RDX: 000055e9ec426e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.793564] RBP: 00007ffe6597cdc0 R08: 0000000000000000 R09: 00007ffe6597c460 [ 43.794812] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ea1a3e9ad0 [ 43.796030] R13: 00007ffe6597d1f0 R14: 000055ea1a3eabc0 R15: 000055ea1a3fb780 [ 43.797324] [ 43.797764] irq event stamp: 1817 [ 43.798345] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 43.799813] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 43.801322] softirqs last enabled at (1804): [] handle_softirqs+0x50c/0x770 [ 43.802798] softirqs last disabled at (1797): [] __irq_exit_rcu+0xc4/0x100 [ 43.804244] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47510' (ECDSA) to the list of known hosts. 2025/11/19 06:37:13 fuzzer started 2025/11/19 06:37:13 dialing manager at localhost:34383 2025/11/19 06:37:13 checking machine... 2025/11/19 06:37:13 checking revisions... [ 44.695929] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:37:13 testing simple program... [ 44.784106] cgroup: Unknown subsys name 'net' [ 44.845332] cgroup: Unknown subsys name 'cpuset' [ 44.861841] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:37:12 Registers: info registers vcpu 0 RAX=000000000003d609 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f886b723000 CR3=000000000be31000 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=1758b6d0c2ddc9acba45039ad2e42b87 XMM02=0000000000306b38d59e07bde36eea69 XMM03=0000000000306c60ec2efd57dc4c00df XMM04=32ff36a4b1da288900000000000ae988 XMM05=b7efa8a6a60aadc50000000000322150 XMM06=d96330e2d2db86320000000000320a00 XMM07=fb795ef6d65770560000000000310710 XMM08=2c67c8bc2e329bc30000000000306c60 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000006 RBX=000000002fbabb35 RCX=ffff888013512800 RDX=000000000000000e RSI=0000000082c10ded RDI=ffffffff81bf2f88 RBP=0000000000000001 RSP=ffff888016197a50 R8 =000000009752486b R9 =ffff88806c5bb350 R10=0000000000000001 R11=0000000000000000 R12=0000000000000000 R13=0000000000000000 R14=ffff888016197ab8 R15=000000000000000e RIP=ffffffff82642bd5 RFL=00000202 [-------] 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 00007f0a2d1f6900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0a2d7ad618 CR3=000000000e895000 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=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000