[ 39.889139] ------------[ cut here ]------------ [ 39.890049] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.891828] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.893119] Modules linked in: [ 39.893667] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.895460] Tainted: [W]=WARN [ 39.895956] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.897285] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.898117] 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 [ 39.900927] RSP: 0018:ffff888014257bc0 EFLAGS: 00010286 [ 39.901799] RAX: 0000000000000000 RBX: ffffed100284af78 RCX: ffffffff813a4050 [ 39.902963] RDX: ffff888016269bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.904126] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100284af2f [ 39.905265] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.906421] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014257df8 [ 39.907564] FS: 00007f9aef2da900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.908861] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.909808] CR2: 00007ffef720fef7 CR3: 0000000017824000 CR4: 0000000000350ef0 [ 39.910971] Call Trace: [ 39.911408] [ 39.911774] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.912568] ? __create_object+0x59/0x80 [ 39.913270] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.914154] __vmalloc_noprof+0x59/0x60 [ 39.914784] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.915564] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.916380] bpf_prog_alloc+0x39/0x200 [ 39.917033] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.917807] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.918622] do_seccomp+0x349/0x25e0 [ 39.919256] ? find_held_lock+0x2b/0x80 [ 39.919888] ? do_prlimit+0x310/0x610 [ 39.920556] ? __pfx_do_seccomp+0x10/0x10 [ 39.921243] ? do_raw_spin_unlock+0x53/0x220 [ 39.921964] ? _raw_spin_unlock+0x1e/0x40 [ 39.922670] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.923524] ? static_key_count+0x60/0x80 [ 39.924232] prctl_set_seccomp+0x4e/0x70 [ 39.924878] __do_sys_prctl+0xe6c/0x1d70 [ 39.925573] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.926360] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.927230] ? irqentry_exit+0xf3/0x650 [ 39.927881] do_syscall_64+0xbf/0x430 [ 39.928536] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.929382] RIP: 0033:0x7f9aef7cc5cd [ 39.930028] 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 [ 39.932863] RSP: 002b:00007ffef720e960 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.934085] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9aef7cc5cd [ 39.935230] RDX: 00005595983ffe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.936376] RBP: 00007ffef720e9c0 R08: 0000000000000000 R09: 00007ffef720e060 [ 39.937523] R10: 0000000000000000 R11: 0000000000000246 R12: 00005595d53712b0 [ 39.938696] R13: 00007ffef720edf0 R14: 00005595d5373d20 R15: 00005595d53858d0 [ 39.939851] [ 39.940277] irq event stamp: 1733 [ 39.940811] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 39.942173] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 39.943532] softirqs last enabled at (1596): [] handle_softirqs+0x50c/0x770 [ 39.944904] softirqs last disabled at (1591): [] __irq_exit_rcu+0xc4/0x100 [ 39.946269] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.704362] ------------[ cut here ]------------ [ 42.705302] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.707337] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.709052] Modules linked in: [ 42.709634] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.711711] Tainted: [W]=WARN [ 42.712326] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.713817] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.714768] 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 [ 42.717970] RSP: 0018:ffff888013f17bc0 EFLAGS: 00010286 [ 42.718922] RAX: 0000000000000000 RBX: ffffed10027e2f78 RCX: ffffffff813a4050 [ 42.720210] RDX: ffff88800f369bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.721505] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027e2f2f [ 42.722802] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.724090] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013f17df8 [ 42.725369] FS: 00007fd3fd33e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.726816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.727890] CR2: 00007ffec6c59ef7 CR3: 000000002010b000 CR4: 0000000000350ef0 [ 42.729169] Call Trace: [ 42.729628] [ 42.730098] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.730965] ? __create_object+0x59/0x80 [ 42.731738] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.732717] __vmalloc_noprof+0x59/0x60 [ 42.733479] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.734378] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.735327] bpf_prog_alloc+0x39/0x200 [ 42.736077] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.736974] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.737896] do_seccomp+0x349/0x25e0 [ 42.738629] ? find_held_lock+0x2b/0x80 [ 42.739385] ? do_prlimit+0x310/0x610 [ 42.740133] ? __pfx_do_seccomp+0x10/0x10 [ 42.740877] ? do_raw_spin_unlock+0x53/0x220 [ 42.741714] ? _raw_spin_unlock+0x1e/0x40 [ 42.742529] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.743493] ? static_key_count+0x60/0x80 [ 42.744297] prctl_set_seccomp+0x4e/0x70 [ 42.745078] __do_sys_prctl+0xe6c/0x1d70 [ 42.745821] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.746702] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.747689] ? irqentry_exit+0xf3/0x650 [ 42.748474] do_syscall_64+0xbf/0x430 [ 42.749225] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.750194] RIP: 0033:0x7fd3fd8305cd [ 42.750859] 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 [ 42.754029] RSP: 002b:00007ffec6c585b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.755409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd3fd8305cd [ 42.756702] RDX: 0000559fc461ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.758023] RBP: 00007ffec6c58610 R08: 0000000000000000 R09: 00007ffec6c57cb0 [ 42.759325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559fc7642ad0 [ 42.760614] R13: 00007ffec6c58a40 R14: 0000559fc7643bc0 R15: 0000559fc7654780 [ 42.761932] [ 42.762409] irq event stamp: 1803 [ 42.763071] hardirqs last enabled at (1813): [] __up_console_sem+0x78/0x80 [ 42.764606] hardirqs last disabled at (1822): [] __up_console_sem+0x5d/0x80 [ 42.766157] softirqs last enabled at (1750): [] handle_softirqs+0x50c/0x770 [ 42.767702] softirqs last disabled at (1745): [] __irq_exit_rcu+0xc4/0x100 [ 42.769225] ---[ end trace 0000000000000000 ]--- [ 43.674155] ------------[ cut here ]------------ [ 43.675107] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.677108] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.678605] Modules linked in: [ 43.679280] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.681244] Tainted: [W]=WARN [ 43.681793] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.683272] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.684187] 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 [ 43.687377] RSP: 0018:ffff8880170b7bc0 EFLAGS: 00010286 [ 43.688347] RAX: 0000000000000000 RBX: ffffed1002e16f78 RCX: ffffffff813a4050 [ 43.689642] RDX: ffff888016f73780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.690939] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e16f2f [ 43.692206] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.693485] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880170b7df8 [ 43.694791] FS: 00007f1832c07900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.696220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.697280] CR2: 00007fffc6a91ef7 CR3: 000000000dcea000 CR4: 0000000000350ef0 [ 43.698563] Call Trace: [ 43.699069] [ 43.699490] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.700398] ? __create_object+0x59/0x80 [ 43.701180] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.702163] __vmalloc_noprof+0x59/0x60 [ 43.702873] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.703747] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.704835] bpf_prog_alloc+0x39/0x200 [ 43.705759] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.706960] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.708193] do_seccomp+0x349/0x25e0 [ 43.709134] ? find_held_lock+0x2b/0x80 [ 43.710157] ? do_prlimit+0x310/0x610 [ 43.711141] ? __pfx_do_seccomp+0x10/0x10 [ 43.712164] ? do_raw_spin_unlock+0x53/0x220 [ 43.713049] ? _raw_spin_unlock+0x1e/0x40 [ 43.713821] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.714856] ? static_key_count+0x60/0x80 [ 43.715706] prctl_set_seccomp+0x4e/0x70 [ 43.716520] __do_sys_prctl+0xe6c/0x1d70 [ 43.717348] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.718287] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.719311] ? irqentry_exit+0xf3/0x650 [ 43.720118] do_syscall_64+0xbf/0x430 [ 43.720845] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.721852] RIP: 0033:0x7f18330f95cd [ 43.722620] 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 [ 43.725967] RSP: 002b:00007fffc6a8f4c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.727438] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f18330f95cd [ 43.728778] RDX: 0000555836b89e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.730146] RBP: 00007fffc6a8f520 R08: 0000000000000000 R09: 00007fffc6a8ebc0 [ 43.731502] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555857a772b0 [ 43.732859] R13: 00007fffc6a8f950 R14: 0000555857a79d20 R15: 0000555857a8b8d0 [ 43.734263] [ 43.734713] irq event stamp: 1755 [ 43.735409] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 43.737027] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 43.738658] softirqs last enabled at (1372): [] handle_softirqs+0x50c/0x770 [ 43.740279] softirqs last disabled at (1357): [] __irq_exit_rcu+0xc4/0x100 [ 43.741906] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5226' (ECDSA) to the list of known hosts. 2025/11/19 05:15:39 fuzzer started 2025/11/19 05:15:39 dialing manager at localhost:34383 2025/11/19 05:15:39 checking machine... 2025/11/19 05:15:39 checking revisions... [ 44.683857] kmemleak: Automatic memory scanning thread ended 2025/11/19 05:15:39 testing simple program... [ 44.758167] cgroup: Unknown subsys name 'net' [ 44.828760] cgroup: Unknown subsys name 'cpuset' [ 44.843330] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 05:15:38 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=dfb8078e475e76a4 RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=ffff888009627868 RSP=ffff888009627790 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff888009627858 R14=ffff888009611bc0 R15=ffff888009627810 RIP=ffffffff84c721b6 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 0000000000000000 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=00007fd3fd8f60b0 CR3=0000000009fdd000 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=ffffffffffffffffffffffff00000000 XMM01=000000000000000000005500746f6f72 XMM02=ff000000000000000000000000000000 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=000a687361622f6e69622f3a746f6f72 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffffffff0b527f6 RBX=ffff88800f5cc000 RCX=ffffffff8191a63f RDX=dffffc0000000000 RSI=ffffffff819894c2 RDI=ffff88801d155888 RBP=ffff88801d155860 RSP=ffff88800af16fb8 R8 =0000000000000000 R9 =fffff940000feb78 R10=0000000000000001 R11=0000000000000001 R12=0000000000000001 R13=0000000001a6d000 R14=dffffc0000000000 R15=ffffea00007f5be0 RIP=ffffffff819894fe 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 fffffe3300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff602dbc98 CR3=000000001c540000 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=00000000a60ce07b00000000cec3662e XMM01=0000000000000000114b11ac51b627c6 XMM02=00000000000000000000000000000000 XMM03=7266207463656e6e6f63736964206465 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732038333a35313a3530203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000