[ 46.575664] ------------[ cut here ]------------ [ 46.576677] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.578822] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 46.580387] Modules linked in: [ 46.581091] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.583165] Tainted: [W]=WARN [ 46.583784] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.585369] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.586338] 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 [ 46.589698] RSP: 0018:ffff88801647fbc0 EFLAGS: 00010286 [ 46.590741] RAX: 0000000000000000 RBX: ffffed1002c8ff78 RCX: ffffffff813a4050 [ 46.592102] RDX: ffff8880169ab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.593497] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c8ff2f [ 46.594889] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.596275] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801647fdf8 [ 46.597661] FS: 00007fc9ae3c6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.599192] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.600348] CR2: 00007fc9ae8b8580 CR3: 0000000015d32000 CR4: 0000000000350ef0 [ 46.601718] Call Trace: [ 46.602208] [ 46.602697] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.603651] ? __create_object+0x59/0x80 [ 46.604452] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.605543] __vmalloc_noprof+0x59/0x60 [ 46.606301] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.607245] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.608270] bpf_prog_alloc+0x39/0x200 [ 46.609071] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.610075] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.611042] do_seccomp+0x349/0x25e0 [ 46.611802] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.612774] ? __pfx_do_seccomp+0x10/0x10 [ 46.613643] ? find_held_lock+0x2b/0x80 [ 46.614404] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.615435] ? static_key_count+0x60/0x80 [ 46.616280] prctl_set_seccomp+0x4e/0x70 [ 46.617123] __do_sys_prctl+0xe6c/0x1d70 [ 46.617965] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.618882] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.619911] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.620969] ? irqentry_exit+0xf3/0x650 [ 46.621800] do_syscall_64+0xbf/0x430 [ 46.622585] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.623599] RIP: 0033:0x7fc9ae8b85cd [ 46.624302] 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 [ 46.627664] RSP: 002b:00007fffaa3e1340 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.629152] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc9ae8b85cd [ 46.630523] RDX: 000055e7053b3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.631907] RBP: 00007fffaa3e13a0 R08: 0000000000000000 R09: 00007fffaa3e0a40 [ 46.633306] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e73443f2b0 [ 46.634680] R13: 00007fffaa3e17d0 R14: 000055e734441d20 R15: 000055e7344538d0 [ 46.636074] [ 46.636585] irq event stamp: 1719 [ 46.637230] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 46.638851] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 46.640498] softirqs last enabled at (1602): [] handle_softirqs+0x50c/0x770 [ 46.641880] softirqs last disabled at (1597): [] __irq_exit_rcu+0xc4/0x100 [ 46.643194] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.436172] ------------[ cut here ]------------ [ 49.437083] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.439087] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 49.440551] Modules linked in: [ 49.441139] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.443346] Tainted: [W]=WARN [ 49.444015] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.445496] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.446355] 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 [ 49.449926] RSP: 0018:ffff888015927bc0 EFLAGS: 00010286 [ 49.450903] RAX: 0000000000000000 RBX: ffffed1002b24f78 RCX: ffffffff813a4050 [ 49.452142] RDX: ffff88800cbcb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.453393] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b24f2f [ 49.454650] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.456112] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015927df8 [ 49.457695] FS: 00007f421a4b4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.459266] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.460333] CR2: 00007f421a9a6580 CR3: 000000000bcb2000 CR4: 0000000000350ef0 [ 49.461606] Call Trace: [ 49.462062] [ 49.462461] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.463356] ? __create_object+0x59/0x80 [ 49.464131] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.465115] __vmalloc_noprof+0x59/0x60 [ 49.465853] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.466728] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.467656] bpf_prog_alloc+0x39/0x200 [ 49.468348] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.469254] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.470138] do_seccomp+0x349/0x25e0 [ 49.470868] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.471766] ? __pfx_do_seccomp+0x10/0x10 [ 49.472544] ? find_held_lock+0x2b/0x80 [ 49.473247] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.474195] ? static_key_count+0x60/0x80 [ 49.474981] prctl_set_seccomp+0x4e/0x70 [ 49.475743] __do_sys_prctl+0xe6c/0x1d70 [ 49.476526] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.477323] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.478262] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.479233] ? irqentry_exit+0xf3/0x650 [ 49.479980] do_syscall_64+0xbf/0x430 [ 49.480722] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.481654] RIP: 0033:0x7f421a9a65cd [ 49.482304] 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 [ 49.485420] RSP: 002b:00007ffcfc0310f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.486768] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f421a9a65cd [ 49.488021] RDX: 000055a94cface00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.489293] RBP: 00007ffcfc031150 R08: 0000000000000000 R09: 00007ffcfc0307f0 [ 49.490548] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a96d2f4ad0 [ 49.491805] R13: 00007ffcfc031580 R14: 000055a96d2f5bc0 R15: 000055a96d306780 [ 49.493090] [ 49.493562] irq event stamp: 1819 [ 49.494157] hardirqs last enabled at (1827): [] __up_console_sem+0x78/0x80 [ 49.495660] hardirqs last disabled at (1836): [] __up_console_sem+0x5d/0x80 [ 49.497189] softirqs last enabled at (1350): [] handle_softirqs+0x50c/0x770 [ 49.498711] softirqs last disabled at (1329): [] __irq_exit_rcu+0xc4/0x100 [ 49.500192] ---[ end trace 0000000000000000 ]--- [ 50.339223] ------------[ cut here ]------------ [ 50.340018] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.341743] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/257 [ 50.342978] Modules linked in: [ 50.343500] CPU: 1 UID: 104 PID: 257 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.345149] Tainted: [W]=WARN [ 50.345649] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.346892] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.347654] 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 [ 50.350316] RSP: 0018:ffff8880169cfbc0 EFLAGS: 00010286 [ 50.351141] RAX: 0000000000000000 RBX: ffffed1002d39f78 RCX: ffffffff813a4050 [ 50.352247] RDX: ffff888016b38000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.353318] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d39f2f [ 50.354391] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.355479] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880169cfdf8 [ 50.356561] FS: 00007f05bf3a2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.357772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.358652] CR2: 00007f05bf894580 CR3: 000000000dd33000 CR4: 0000000000350ef0 [ 50.359727] Call Trace: [ 50.360114] [ 50.360489] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.361205] ? __create_object+0x59/0x80 [ 50.361869] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.362660] __vmalloc_noprof+0x59/0x60 [ 50.363255] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.363977] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.364767] bpf_prog_alloc+0x39/0x200 [ 50.365349] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.366133] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.366878] do_seccomp+0x349/0x25e0 [ 50.367442] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.368185] ? __pfx_do_seccomp+0x10/0x10 [ 50.368857] ? find_held_lock+0x2b/0x80 [ 50.369454] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.370263] ? static_key_count+0x60/0x80 [ 50.370932] prctl_set_seccomp+0x4e/0x70 [ 50.371577] __do_sys_prctl+0xe6c/0x1d70 [ 50.372204] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.372918] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.373715] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.374509] ? irqentry_exit+0xf3/0x650 [ 50.375117] do_syscall_64+0xbf/0x430 [ 50.375738] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.376548] RIP: 0033:0x7f05bf8945cd [ 50.377105] 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 [ 50.379770] RSP: 002b:00007ffddc8efdc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.380920] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f05bf8945cd [ 50.381983] RDX: 000055ca6dbf9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.383053] RBP: 00007ffddc8efe20 R08: 0000000000000000 R09: 00007ffddc8ef4c0 [ 50.384126] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ca7ab06240 [ 50.385192] R13: 00007ffddc8f0250 R14: 000055ca7ab05bf0 R15: 000055ca7ab1a4d0 [ 50.386286] [ 50.386678] irq event stamp: 1695 [ 50.387185] hardirqs last enabled at (1703): [] __up_console_sem+0x78/0x80 [ 50.388455] hardirqs last disabled at (1712): [] __up_console_sem+0x5d/0x80 [ 50.389741] softirqs last enabled at (1226): [] handle_softirqs+0x50c/0x770 [ 50.391030] softirqs last disabled at (1221): [] __irq_exit_rcu+0xc4/0x100 [ 50.392308] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47362' (ECDSA) to the list of known hosts. 2025/11/18 18:24:07 fuzzer started 2025/11/18 18:24:07 dialing manager at localhost:34383 2025/11/18 18:24:07 checking machine... 2025/11/18 18:24:07 checking revisions... [ 51.295148] kmemleak: Automatic memory scanning thread ended 2025/11/18 18:24:07 testing simple program... [ 51.384023] cgroup: Unknown subsys name 'net' [ 51.444312] cgroup: Unknown subsys name 'cpuset' [ 51.456958] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 18:24:06 Registers: info registers vcpu 0 RAX=ffff888015f57f58 RBX=0000000000000001 RCX=0000000000000000 RDX=0000000000000000 RSI=000000001b008044 RDI=0000000000000000 RBP=ffff888015f57f58 RSP=ffff888015f57ee0 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000000 R12=0000000000000000 R13=ffff888015f57f58 R14=000000001b008044 R15=0000000000000000 RIP=ffffffff84c71498 RFL=00000046 [---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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f421a4b4900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f421b008044 CR3=000000001fe1e000 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=00000000000000000000000000000000 XMM02=c8d7c455ad2aedcfc1a3740448874bdb XMM03=efa785f4d4db12b386063affb64d8668 XMM04=14e1822eefed41a5c2b2c23d027456ac XMM05=00000000000000000000000000000000 XMM06=14a7822ed4db12a586063a3d024d5668 XMM07=672065736f6c635f6e6f69737365733a XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000021bb9 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=00007ffdf5759248 CR3=000000000dfd8000 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=34a22cc03b2a9d8c19420c81edb796c4 XMM02=2c67c8bc2e329bc30000000000305090 XMM03=fb795ef6d65770560000000000310f00 XMM04=c223d8568ed5ac5100000000000ae988 XMM05=8d25d9adb99bc5f30000000000320b18 XMM06=5b441c9aa74920470000000000320288 XMM07=e042d86d42eb936e00000000003111d8 XMM08=48670585fb06a97200000000003050f0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000