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================================================================== BUG: KCSAN: data-race in virtqueue_disable_cb / vring_interrupt write to 0xffff8881021c0352 of 1 bytes by interrupt on cpu 0: vring_interrupt+0x12b/0x180 drivers/virtio/virtio_ring.c:2591 __handle_irq_event_percpu+0x95/0x490 kernel/irq/handle.c:158 handle_irq_event_percpu kernel/irq/handle.c:193 [inline] handle_irq_event+0x64/0xf0 kernel/irq/handle.c:210 handle_edge_irq+0x16d/0x5b0 kernel/irq/chip.c:831 generic_handle_irq_desc include/linux/irqdesc.h:161 [inline] handle_irq arch/x86/kernel/irq.c:238 [inline] __common_interrupt+0x58/0xf0 arch/x86/kernel/irq.c:257 common_interrupt+0x7c/0x90 arch/x86/kernel/irq.c:247 asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693 kcsan_setup_watchpoint+0x404/0x410 kernel/kcsan/core.c:705 ext4_fill_raw_inode+0x9b9/0xe90 fs/ext4/inode.c:4298 ext4_do_update_inode fs/ext4/inode.c:5079 [inline] ext4_mark_iloc_dirty+0x2e9/0xe10 fs/ext4/inode.c:5709 __ext4_mark_inode_dirty+0x314/0x440 fs/ext4/inode.c:5913 ext4_append+0x1cc/0x2a0 fs/ext4/namei.c:88 ext4_init_new_dir+0x17f/0x510 fs/ext4/namei.c:2977 ext4_mkdir+0x313/0x740 fs/ext4/namei.c:3023 vfs_mkdir+0x1f7/0x300 fs/namei.c:4123 do_mkdirat+0x12f/0x2a0 fs/namei.c:4146 __do_sys_mkdirat fs/namei.c:4161 [inline] __se_sys_mkdirat fs/namei.c:4159 [inline] __x64_sys_mkdirat+0x50/0x60 fs/namei.c:4159 x64_sys_call+0x22e9/0x2d30 arch/x86/include/generated/asm/syscalls_64.h:259 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f read to 0xffff8881021c0352 of 1 bytes by task 3103 on cpu 1: virtqueue_disable_cb_split drivers/virtio/virtio_ring.c:892 [inline] virtqueue_disable_cb+0x92/0x180 drivers/virtio/virtio_ring.c:2446 start_xmit+0x125/0xb60 drivers/net/virtio_net.c:2415 __netdev_start_xmit include/linux/netdevice.h:4903 [inline] netdev_start_xmit include/linux/netdevice.h:4917 [inline] xmit_one net/core/dev.c:3531 [inline] dev_hard_start_xmit+0x119/0x3f0 net/core/dev.c:3547 sch_direct_xmit+0x1b0/0x580 net/sched/sch_generic.c:343 __dev_xmit_skb net/core/dev.c:3760 [inline] __dev_queue_xmit+0xee7/0x1e50 net/core/dev.c:4307 dev_queue_xmit include/linux/netdevice.h:3091 [inline] neigh_hh_output include/net/neighbour.h:526 [inline] neigh_output include/net/neighbour.h:540 [inline] ip_finish_output2+0x73b/0x8b0 net/ipv4/ip_output.c:235 ip_finish_output+0x11a/0x2a0 net/ipv4/ip_output.c:323 NF_HOOK_COND include/linux/netfilter.h:303 [inline] ip_output+0xab/0x170 net/ipv4/ip_output.c:433 dst_output include/net/dst.h:450 [inline] ip_local_out net/ipv4/ip_output.c:129 [inline] __ip_queue_xmit+0xbca/0xbf0 net/ipv4/ip_output.c:535 ip_queue_xmit+0x38/0x50 net/ipv4/ip_output.c:549 __tcp_transmit_skb+0x15b0/0x1970 net/ipv4/tcp_output.c:1462 tcp_transmit_skb net/ipv4/tcp_output.c:1480 [inline] tcp_write_xmit+0x12dd/0x2ff0 net/ipv4/tcp_output.c:2792 __tcp_push_pending_frames+0x6a/0x1a0 net/ipv4/tcp_output.c:2977 tcp_push+0x320/0x340 net/ipv4/tcp.c:738 tcp_sendmsg_locked+0x21c9/0x26c0 net/ipv4/tcp.c:1310 tcp_sendmsg+0x30/0x50 net/ipv4/tcp.c:1342 inet_sendmsg+0x77/0xd0 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x102/0x180 net/socket.c:745 sock_write_iter+0x164/0x1b0 net/socket.c:1160 call_write_iter include/linux/fs.h:2110 [inline] new_sync_write fs/read_write.c:497 [inline] vfs_write+0x771/0x8e0 fs/read_write.c:590 ksys_write+0xeb/0x1b0 fs/read_write.c:643 __do_sys_write fs/read_write.c:655 [inline] __se_sys_write fs/read_write.c:652 [inline] __x64_sys_write+0x42/0x50 fs/read_write.c:652 x64_sys_call+0x27b7/0x2d30 arch/x86/include/generated/asm/syscalls_64.h:2 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f value changed: 0x00 -> 0x01 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 3103 Comm: syz-fuzzer Tainted: G W 6.9.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/05/06 11:15 | upstream | dd5a440a31fa | d884b519 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/05/05 01:30 | upstream | 7367539ad4b0 | 610f2a54 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/05/03 14:33 | upstream | f03359bca01b | dd26401e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/05/02 20:57 | upstream | 49a73b1652c5 | ddfc15a1 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/04/23 09:23 | upstream | 71b1543c83d6 | 21339d7b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/04/22 10:14 | upstream | ed30a4a51bb1 | 36c961ad | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/04/20 21:08 | upstream | 977b1ef51866 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/04/07 15:22 | upstream | f2f80ac80987 | ca620dd8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/04/06 04:24 | upstream | 104db052b62d | ca620dd8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/04/05 14:45 | upstream | 8cb4a9a82b21 | 77230c29 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/04/05 01:56 | upstream | c88b9b4cde17 | 0ee3535e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/04/04 17:29 | upstream | c85af715cac0 | 0ee3535e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/03/28 08:28 | upstream | 8d025e2092e2 | 120789fd | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/03/01 05:04 | upstream | 87adedeba51a | 352ab904 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/02/04 16:33 | upstream | 54be6c6c5ae8 | a67b2c42 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2024/01/08 00:43 | upstream | 0dd3ee311255 | d0304e9c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2023/12/12 01:19 | upstream | 26aff849438c | 28b24332 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2023/11/30 01:54 | upstream | 3b47bc037bd4 | f819d6f7 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt | ||
2023/11/19 23:47 | upstream | eb3479bc23fa | cb976f63 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in virtqueue_disable_cb / vring_interrupt |