[ 46.235404] ------------[ cut here ]------------ [ 46.236348] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.238372] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.239840] Modules linked in: [ 46.240474] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.242728] Tainted: [W]=WARN [ 46.243404] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.244919] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.245842] 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 [ 46.249110] RSP: 0018:ffff888016597bc0 EFLAGS: 00010286 [ 46.250096] RAX: 0000000000000000 RBX: ffffed1002cb2f78 RCX: ffffffff813a4050 [ 46.251397] RDX: ffff888016710000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.252704] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cb2f2f [ 46.254012] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.255320] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016597df8 [ 46.256620] FS: 00007fa740e95900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.258072] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.259144] CR2: 00007fa741387580 CR3: 000000000d15a000 CR4: 0000000000350ef0 [ 46.260430] Call Trace: [ 46.260901] [ 46.261366] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.262269] ? __create_object+0x59/0x80 [ 46.263089] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.264074] __vmalloc_noprof+0x59/0x60 [ 46.264809] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.265707] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.266670] bpf_prog_alloc+0x39/0x200 [ 46.267401] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.268339] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.269247] do_seccomp+0x349/0x25e0 [ 46.269983] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.270860] ? __pfx_do_seccomp+0x10/0x10 [ 46.271663] ? find_held_lock+0x2b/0x80 [ 46.272428] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.273401] ? static_key_count+0x60/0x80 [ 46.274213] prctl_set_seccomp+0x4e/0x70 [ 46.275011] __do_sys_prctl+0xe6c/0x1d70 [ 46.275754] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.276623] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.277625] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.278624] ? irqentry_exit+0xf3/0x650 [ 46.279409] do_syscall_64+0xbf/0x430 [ 46.280152] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.281120] RIP: 0033:0x7fa7413875cd [ 46.281777] 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 [ 46.284979] RSP: 002b:00007ffe632b7b20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.286384] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa7413875cd [ 46.287718] RDX: 0000558a45082e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.289018] RBP: 00007ffe632b7b80 R08: 0000000000000000 R09: 00007ffe632b7220 [ 46.290375] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558a54f3e2b0 [ 46.291818] R13: 00007ffe632b7fb0 R14: 0000558a54f40d20 R15: 0000558a54f528d0 [ 46.293144] [ 46.293585] irq event stamp: 1779 [ 46.294249] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 46.295817] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 46.297414] softirqs last enabled at (1402): [] handle_softirqs+0x50c/0x770 [ 46.299012] softirqs last disabled at (1397): [] __irq_exit_rcu+0xc4/0x100 [ 46.300572] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.678077] ------------[ cut here ]------------ [ 49.679022] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.681119] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.682603] Modules linked in: [ 49.683229] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.685250] Tainted: [W]=WARN [ 49.685812] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.687323] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.688251] 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 [ 49.691742] RSP: 0018:ffff888016fe7bc0 EFLAGS: 00010286 [ 49.692811] RAX: 0000000000000000 RBX: ffffed1002dfcf78 RCX: ffffffff813a4050 [ 49.694125] RDX: ffff8880174b8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.695441] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dfcf2f [ 49.696743] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.698049] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016fe7df8 [ 49.699368] FS: 00007f0a1fb0b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.700829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.701910] CR2: 00007ffd398b9ef7 CR3: 000000001ff56000 CR4: 0000000000350ef0 [ 49.703239] Call Trace: [ 49.703706] [ 49.704166] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.705074] ? __create_object+0x59/0x80 [ 49.705823] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.706833] __vmalloc_noprof+0x59/0x60 [ 49.707623] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.708536] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.709513] bpf_prog_alloc+0x39/0x200 [ 49.710281] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.711265] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.712213] do_seccomp+0x349/0x25e0 [ 49.712918] ? find_held_lock+0x2b/0x80 [ 49.713715] ? do_prlimit+0x310/0x610 [ 49.714503] ? __pfx_do_seccomp+0x10/0x10 [ 49.715330] ? do_raw_spin_unlock+0x53/0x220 [ 49.716205] ? _raw_spin_unlock+0x1e/0x40 [ 49.717020] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.718034] ? static_key_count+0x60/0x80 [ 49.718837] prctl_set_seccomp+0x4e/0x70 [ 49.719645] __do_sys_prctl+0xe6c/0x1d70 [ 49.720458] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.721356] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.722370] ? irqentry_exit+0xf3/0x650 [ 49.723183] do_syscall_64+0xbf/0x430 [ 49.723915] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.724917] RIP: 0033:0x7f0a1fffd5cd [ 49.725659] 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 [ 49.729020] RSP: 002b:00007ffd398b8e60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.730471] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a1fffd5cd [ 49.731822] RDX: 000055a52ba59e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.733169] RBP: 00007ffd398b8ec0 R08: 0000000000000000 R09: 00007ffd398b8560 [ 49.734524] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a55d074ad0 [ 49.735868] R13: 00007ffd398b92f0 R14: 000055a55d075bc0 R15: 000055a55d086780 [ 49.737233] [ 49.737678] irq event stamp: 1863 [ 49.738358] hardirqs last enabled at (1873): [] __up_console_sem+0x78/0x80 [ 49.739976] hardirqs last disabled at (1882): [] __up_console_sem+0x5d/0x80 [ 49.741581] softirqs last enabled at (1434): [] handle_softirqs+0x50c/0x770 [ 49.743217] softirqs last disabled at (1413): [] __irq_exit_rcu+0xc4/0x100 [ 49.744812] ---[ end trace 0000000000000000 ]--- [ 50.551336] ------------[ cut here ]------------ [ 50.552279] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.554260] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.555737] Modules linked in: [ 50.556427] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.558408] Tainted: [W]=WARN [ 50.559008] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.560496] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.561405] 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 [ 50.564562] RSP: 0018:ffff8880165cfbc0 EFLAGS: 00010286 [ 50.565540] RAX: 0000000000000000 RBX: ffffed1002cb9f78 RCX: ffffffff813a4050 [ 50.566825] RDX: ffff888016319bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.568087] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cb9f2f [ 50.569358] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.570707] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880165cfdf8 [ 50.571995] FS: 00007f3666660900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.573432] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.574490] CR2: 00007fff46d38ef7 CR3: 000000000aff3000 CR4: 0000000000350ef0 [ 50.575768] Call Trace: [ 50.576279] [ 50.576686] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.577581] ? __create_object+0x59/0x80 [ 50.578356] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.579347] __vmalloc_noprof+0x59/0x60 [ 50.580114] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.581028] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.581920] bpf_prog_alloc+0x39/0x200 [ 50.582688] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.583615] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.584504] do_seccomp+0x349/0x25e0 [ 50.585233] ? find_held_lock+0x2b/0x80 [ 50.585998] ? do_prlimit+0x310/0x610 [ 50.586709] ? __pfx_do_seccomp+0x10/0x10 [ 50.587499] ? do_raw_spin_unlock+0x53/0x220 [ 50.588338] ? _raw_spin_unlock+0x1e/0x40 [ 50.589122] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.590082] ? static_key_count+0x60/0x80 [ 50.590849] prctl_set_seccomp+0x4e/0x70 [ 50.591614] __do_sys_prctl+0xe6c/0x1d70 [ 50.592391] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.593247] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.594211] ? irqentry_exit+0xf3/0x650 [ 50.594977] do_syscall_64+0xbf/0x430 [ 50.595668] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.596615] RIP: 0033:0x7f3666b525cd [ 50.597321] 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 [ 50.600459] RSP: 002b:00007fff46d36510 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.601822] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3666b525cd [ 50.603140] RDX: 0000564da69f6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.604396] RBP: 00007fff46d36570 R08: 0000000000000000 R09: 00007fff46d35c10 [ 50.605666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564dc2e6c2b0 [ 50.606953] R13: 00007fff46d369a0 R14: 0000564dc2e6ed20 R15: 0000564dc2e808d0 [ 50.608240] [ 50.608664] irq event stamp: 1795 [ 50.609302] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 50.610835] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 50.612349] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 50.613873] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 50.615378] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:51927' (ECDSA) to the list of known hosts. 2025/11/19 01:30:03 fuzzer started 2025/11/19 01:30:03 dialing manager at localhost:34383 2025/11/19 01:30:03 checking machine... 2025/11/19 01:30:03 checking revisions... [ 51.515498] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:30:03 testing simple program... [ 51.613530] cgroup: Unknown subsys name 'net' [ 51.682118] cgroup: Unknown subsys name 'cpuset' [ 51.704266] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:30:02 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888014748000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffff888014748a80 RDI=ffff888014748000 RBP=ffff888014748a58 RSP=ffff88806ce08de8 R8 =0000000000000000 R9 =0000000000000068 R10=0000000000000001 R11=0000000000000000 R12=ffff888014748a80 R13=0000000000000001 R14=0000000000000001 R15=0000000000000002 RIP=ffffffff81527718 RFL=00000002 [-------] 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 00007fe054cc3900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0a200c0650 CR3=000000000dbc3000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=bebbb8bfb352d2b200000000000ae988 XMM05=f0b7937e7c976cd50000000000322cd8 XMM06=111e0be7c5fa705b00000000003217f0 XMM07=fb795ef6d65770560000000000311b98 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002a5d5 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffed4278c8 CR3=000000000d98d000 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=30333a313020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383332 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000